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Tandy Corporation Company |
Pictures |
Model |
Aka |
Version |
Intro date |
End date |
Type |
Last update |
Progr |
RAM |
ROM |
Nb functions |
Alpha |
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Functions |
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| EC-100 | BATTERY-AC ELECTRONIC CALCULATOR | | 1973 | >=1973 | 4 funct | 2008_12_13 | N | 0 | | 5 | N | 18 | LED | 8 | N | N | N | N | N | | D | 152x89x | | 4xAA | Y | | Longines Symphonette Battery-AC Electronic Calculator | | | |
| EC-200 | | | <=1973 | >=1974 | 4 funct | 2008_10_13 | N | 0 | | 5 | N | 18 | LED | 8 | N | N | N | N | N | TI TMS0103 or TMS0109 | D | 147x89x43 | | 4xAA | 6VDC | | Montgomery Ward P800, Longines Symphonette EC | | | |
| EC-201 | Electronic Memory Calculator | | 197x | | 4 funct | 2007_05_05 | N | 1 | | 6+4mem | N | 24 | LED | 8 | N | N | N | N | N | TI TMS0972NL | +/- % MC MR M- M+ | 133x70x25 | | 1x9V | Y | | | | | Catalog No. 65-601 |
| EC-202 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | Catalog No. 65-602 |
| EC-219 | | | 197x | | 4 funct | 2007_05_05 | N | 1 | | 5+4mem | N | 23 | VFD | 8 1/2 | N | N | N | N | N | | % M+= M-= MR MC | 146x76x | | 2xAA | Y | | | | | Catalog No. 65-603 |
| EC-220 | | | 1975 | >=1976 | 4 funct | 2010_03_26 | N | 0 | | 5 | N | 18 | LED | 8. | N | N | N | N | N | Rockwell B5000PA or B5000CC | % | 148x70x20 | 130gr | 1x9V | Y | | Rockwell 8R, 9TR, House of Fraser 8F | Mexico | | Catalog No. 65-604 |
| EC-230 | | 1 | <=1974 | >=1976 | 4 funct | 2007_05_06 | N | 0 | | 6 | N | 19 | LED | 8 | N | N | N | N | N | Mostek MK50282A | % N | 127x76x23 | | 1x9V | | | Corvus 400 | | | Catalog No. 65-608 |
| EC-230 | | 2 | 1974 | | 4 funct | 2007_05_03 | N | 0 | | 5 | N | 19 | LED | 8 1/2 | N | N | N | N | N | | % | 127x76x25 | | | | | | | | |
| EC-250 | | | 1974 | | 4 funct | 2007_05_03 | N | 0 | | 5 | N | 18 | LED | | N | N | N | N | N | | % | 152x79x33 | | 3xAA | | | ~ Bowmar MX-55 | | | |
| EC-425 | | | <=1974 | >=1975 | 4 funct | 2011_07_22 | N | 0 | | 10 | N | 23 | LED | 8 1/2 + 2 1/2 | N | N | N | N | N | TI TMS0120 | 1/x x^2 SQRT CD +/- EE | 160x79x38 | | 3xAA | 8V2AC | 225mA | TI SR-10 | USA | | |
| EC-442 | | | | | 4 funct | 2007_05_17 | N | 1 | | | N | | LED | | N | N | N | N | N | | % | | | | | | | | | |
| EC-448 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | Catalog No. 65-892 |
| EC-450 | | | <=1974 | >=1975 | Scient | 2007_05_03 | N | 1 | | 19+4mem | N | 25 | LED | | N | N | N | N | N | Rockwell A4001 | X<>Y Y^X CS sin cos tan asin acos atan e^x LNx LOGx 1/X Sqrt Pi X<>M MR M+ MC | 133x80x | | Sealed | Y | | Bowmar MX-100 | | | |
| EC-455 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-300 | | | 1974 | >=1974 | 4 funct | 2007_05_07 | N | 1 | | 7+4mem | N | 24 | LED | 8 | N | N | N | N | N | Western Digital LC1552B | % NE D M+ M- MR CM | 147x89x43 | | 4xAA | Y | | | | | Catalog No. 63-603 |
| EC-301 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Catalog No. 65-690 |
| EC-302 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Catalog No. 65-692 |
| EC-223 | CHRONOMATH | | <=1975 | >=1977 | 4 funct+clock | 2007_05_17 | N | 0 | | 4+5clock | N | 23 | VFD | 8. | N | N | N | N | Y | Nec uPD578C uPD878C | TM DT Time Start/Stop Lap Alarm | 64x144x32 | 124gr | 1xAA+2x1.5V cell | Y | 0.15W | Casio CQ-1 | | | Catalog No. 63-614 |
| EC-275 | | | <=1975 | >=1975 | 4 funct | 2007_05_03 | N | 0 | | | N | | LED | | N | N | N | N | N | | % | 152x70x | | 3xAA | | | | | | |
| EC-375 | | | <=1974 | >=1976 | 4 funct | 2010_02_27 | N | 1 | | 6+3mem | N | 23 | VFD | 8 1/2 | N | N | N | N | N | Toshiba T3189 | % Sqrt RM/CM M- M+ | 168x94x25 | 198gr | 4xAA | Y | | | Japan | | Catalog No. 65-615 |
| EC-350 | | | <=1975 | >=1975 | 4 funct | 2009_05_24 | N | 1 | | 7+2mem | N | 22 | LED | 8 | N | N | N | N | N | | D % K= MS MR | 152x76x | | 4xAA | Y | | | USA | | Catalog No. 65-620 |
| EC-380 | | 1 | <=1975 | >=1977 | 4 funct | 2010_02_10 | N | 1 | | 7+3mem | N | 23 | VFD | 8 1/2 | N | N | N | N | N | Nec uPD278C | % Sqrt +<>- RM/CM M- M+ | 135x78x25 | | 2xAA | Y | | | Japan | | Catalog No. 65-616 |
| EC-380 | | 2 | 197x | | 4 funct | 2007_05_17 | | 1 | | | N | | LED | | | | | | | | % Sqrt | | | | | | | | | |
| EC-398 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-400 | | | 1975 | | 4 funct | 2007_05_03 | N | 1 | | 8+4mem | N | 25 | LED | | N | N | N | N | N | | Sqrt 1/x % +/- MC MR M- M+ | 133x80x | | sealed | Y | | Bowmar MX-90 | | | |
| EC-413 | micro-thin | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-415 | | | 1976 | >=1976 | 4 funct | 2008_12_13 | N | 1 | | 9+6mem | N | 20 | LED | 8 | N | N | N | N | N | | % Sqrt 1/X X^2 +/- EX MC EM MR M- M+ | 152x76x24 | | 1x9V | Y | | | | | Catalog No. 65-633 |
| EC-475 | | | <=1976 | >=1976 | Scient | 2008_12_13 | N | 1 | | 17+5mem | N | 20 | LED | 8 | N | N | N | N | N | | EEx sin cos tan asin acos atan Sqrt lnx e^x Pi 1/x CN MC EM M- M+ MR | 157x76x | | 1x9V | | | General Instrument EZ 3500 | | | Catalog No. 65-634 |
| EC-490 | | | <=1976 | >=1976 | Scient | 2008_12_13 | N | 1 | | 26+8mem | N | 25 | VFD | 8 1/2 + 2 1/2 | N | N | N | N | N | | EE +/- [( )] <-> Pi 1/x e^x 10^x Y^x lnX logX Sqrt sin cos tan asin acos atan R->D R->R X! STO MC RCL X<->M M* M/ M+ M- | 159x83x | | sealed | Y | | same case as Rockwell 63R | | | |
| Micro-Mini | EC-222 | 2 | c1976 | | 4 funct | 2008_07_18 | N | 1 | | 5+1mem | N | 20 | YLCD | 8+indic | N | N | N | N | N | | % MR | 60x40x13 | | Y | N | | Casio micro-mini version 2 | | | Catalog No. 65-612 |
| Micro-Mini | EC-222 | 3 | c1976 | 1978 | 4 funct | 2008_07_18 | N | 1 | | 5+3mem | N | 22 | LCD | 8+indic | N | N | N | N | N | | % M+ M- MR | 70x33x6 | | 2xbutton cell | N | | | | | Catalog No. 65-613 |
| EC-2000 | | | ~1975 | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-3000 | | | <=1976 | >=1977 | 4 funct+printer | 2007_05_03 | N | 0 | | 5 | N | 19 | Printer | 8 1/2 | N | N | Y | N | N | | % | 176x110x57 | | 4xAA | 5VDC | 85mA | Addo 9218, Facit 1140 | | | |
| EC-3001 | | | ~1976 | | 4 funct+printer | 2009_01_01 | N | 1 | | 9+1mem | N | 23 | Thermal printer | 10 | N | N | N | N | N | TI TMS1115 | F/A ^ T % #/S M | 216x102x65 | | 6xAA sealed | Y | | TI-5050M | | | Catalog No. 65-644 |
| EC-3002 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Catalog No. 65-645 |
| EC-3003 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Catalog No. 65-646 |
| EC-3004 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Catalog No. 65-647 |
| EC-3005 | | | 197x | | 4 funct | 2007_05_18 | N | 1 | | | N | 30 | VFD | 12 | N | N | N | N | N | | X<>Y % Sqrt (-) | 203x83x | | 4xAA | | | | | | Catalog No. 65-648 |
| EC-3006 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Catalog No. 65-649 |
| MONKEY SEE | | 1 | <=1977 | ~1980 | Game | 2009_08_14 | N | 0 | | 5 | N | 18 | 1xgreen + 1xred LED | | N | N | N | N | N | NS MM5780N | """?""" | 150x104x24 | | 1x9V | N | | | Hong Kong | | |
| EC-204 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-205 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-208 | Talking Calculator | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-210 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | Catalog No. 65-556 |
| EC-221 | | | 1977 | | 4 funct | 2007_05_03 | N | 0 | | 5 | N | 19 | LED | 8 | N | N | N | N | N | | % | 133x70x | | Y | | | Radofin Valuman, Unitrex 95SL | | | Catalog No. 65-609 |
| EC-224 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | Catalog No. 65-613 |
| EC-225 | | 1 | 197x | | 4 funct | 2007_05_05 | N | 0 | | 5 | N | 18 | LED | 8 | N | N | N | N | N | | K | 165x76x | | 4xAA | Y | | General EZ-2000 | | | Catalog No. 65-607 |
| EC-225 | | 2 | | | 4 funct | 2007_05_03 | N | | | | N | | YLCD | | N | N | N | N | N | | | | | | | | | | | Catalog No. 65-621 |
| EC-226 | MEMORY | | 197x | | 4 funct | 2007_05_17 | N | 1 | | 5+4mem | N | 23 | LED | 8 1/2 | N | N | N | N | N | | % M+ M- MR MC | 143x74x25 | | 1x9V | Y | | | | | Catalog No. 65-619 |
| EC-231 | | | 1976 | >=1977 | 4 funct | 2007_05_17 | N | 0 | | 6 | N | 20 | VFD | 8 | N | N | N | N | N | | % Sqrt | 133x76x | | 2xAA | 6VDC | 150mA | | | | Catalog No. 65-610 or 65-610A |
| EC-240 | Statesman Thin | | 1977 | | 4 funct | 2007_05_17 | N | 0 | | 8 | N | 22 | VFD | 8 | N | N | N | N | N | | D Sqrt % Re | 133x76x | | sealed | Y | | | | | Catalog No. 65-622 or 65-622A |
| EC-241 | | | 1977 | | 4 funct | 2007_05_17 | N | 1 | | 5+2mem | N | 20 | LED | 8 | N | N | N | N | N | | % M RM | 140x76x | | 1x9V | Y | | | | | Catalog No. 65-611 |
| EC-242 | MEMORY | | <=1976 | >=1978 | 4 funct | 2009_04_13 | N | 1 | | 5+2mem | N | 22 | LED | 8 | N | N | N | N | N | | % RM M | 146x76x | | 1x9V | | | | | | Catalog No. 65-617 |
| EC-243 | MEMORY | 1 | <=1976 | >=1976 | 4 funct | 2010_02_10 | N | 1 | | 6+4mem | N | 23 | VFD | 8 | N | N | N | N | N | A5901CB | Sqrt % M+ M- MR MC | 146x75x29 | | 2xAA | Y | | | Hong Kong | | Catalog No. 65-618A |
| EC-243 | MEMORY | 2 | 1978 | >=1978 | 4 funct | 2010_02_10 | N | 1 | | 5+4mem | N | 23 | VFD | 8 | N | N | N | N | N | | % M+ M- MR MC | 146x76x | | 2xAA | Y | | | | | Catalog No. 65-618 |
| EC-245 | Statesman Thin | | 1977 | | 4 funct | 2007_05_17 | N | 1 | | 11+4mem | N | 28 | VFD | 8 | N | N | N | N | N | | Sqrt x^2 1/x % ( ) +/- M+ M- MR MC | 140x76x10 | | 2xsealed | Y | | | | | Cat No. 65-623 |
| EC-256 | | | 1978 | | 4 funct | 2007_05_18 | N | 1 | | 7+mem | N | | LCD | | N | N | N | N | N | | Sqrt % +/- mem | | | | | | | | | Cat No. 65-625 |
| EC-257 | statesman thin LCD | | 197x | | 4 funct | 2007_05_17 | N | 1 | | 7+3mem | N | 24 | YLCD | 8+indic | N | N | N | N | N | | Sqrt % +/- MRC M+ M- | | | Y | N | | | | | Cat No. 65-626 |
| EC-258 | statesman thin LCD | | 197x | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-626A |
| EC-260 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-627 |
| EC-261 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-627 |
| EC-263 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-670 |
| EC-264 | statesman thin LCD | | ~1978 | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-671 |
| EC-265 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-672 |
| EC-266 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-673 |
| EC-330 | | | ~1975 | | 4 funct | 2007_05_10 | N | 1 | | | N | 24 | LED | 8 | N | N | N | N | N | | | 132x68x23 | | 1x9V | Y | | Radofin 1640 ? | | | Cat No. 65-947 |
| EC-332 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-949 |
| EC-420 | | 1 | 1977 | | 4 funct | 2007_05_06 | N | 1 | | 10+4mem | N | 28 | VFD | 8 1/2 | N | N | N | N | N | | +/- Sqrt 1/x X^2 Pi % CM RM M- M+ | 133x76x | | 2xAA | | | | | | Cat No. 65-636. Has the same case than EC-421 but different than the version 2. |
| EC-420 | | 2 | 1977 | | 4 funct | 2007_05_06 | N | 1 | | 10+4mem | N | 28 | VFD | 8 1/2 | N | N | N | N | N | | +/- Sqrt 1/x X^2 Pi % CM RM M- M+ | | | 2xAA | | | | | | Cat No. 65-636A. Has a different case than the version 1. |
| EC-421 | | | <=1976 | >=1978 | 4 funct | 2007_05_06 | N | 1 | | 12+4mem | N | 29 | VFD | 8 1/2 | N | N | N | N | N | | % +/- Pi Sqrt 1/x X^2 ( ) CM RM M- M+ | 133x76x | | 2xAA | | | | | | |
| EC-480 | | | <=1977 | >=1977 | Scient | 2007_05_18 | N | 1 | | 20+3mem | N | 20 | VFD | 8 1/2 | N | N | N | N | N | MPS7529 | EEX +/- 1/x conv sin cos tan asin acos atan e^x 10^x y^x Ln log Sqrt x^2 Pi [( )] sto rcl m+ | 133x70x24 | | 2xAA | | | | | | Cat No. 65-637 |
| EC-485 | | | 197x | | Scient | 2007_05_03 | N | >=1 | | 38+10mem | N | 43 | VFD | 12. | N | N | N | N | N | | Scient | 152x83x | | 4xAA | Y | | | | | |
| EC-495 | | | <=1977 | >=1978 | Scient | 2007_05_18 | N | 5 | | 40+9mem | N | 43 | VFD | 12. or 5+2 | N | N | N | N | N | Mitsubishi M58628-001P | sin cos tan DEG-> P->R R<- LN LOG Sqrt 1/X n! sinh cosh tanh EE X<>Y Y^X [( )] Sum+ Pi +/- asin acos atan DMS R->P R-> e^X 10^X X^2 MeanX sigma asinh acosh atanh RCL STO CM RM M+ M/ Mx M- M+ | 152x83x30 | 166gr | 4xAA | Y | | | | | Cat No. 65-638 or 65-638A |
| EC-496 | Statesman Thin LCD | | ~1978 | | Scient | 2007_05_18 | | | | | | | LCD | | | | | | | | | | | | | | | | | Cat No. 65-639 |
| EC-4000 | Programmable | | <=1978 | >=1978 | Scient+Prog | 2011_05_27 | Y | 8+50steps | | Scient+Prog | N | 40 | LED | 8 1/2 + 2 1/2 | N | N | N | N | N | TI TMC1501NL | Scient+Prog | 146x76x35 | | 3xAA bat pack | 5V7AC | 240mA | TI Programmable 57 | USA | | Cat No. 65-650 |
| EC-4001 | Programmable | | <=1977 | >=1978 | Scient+Prog | 2011_08_02 | Y | 1mem+36steps | | Scient+Prog | N | 19 | LED | 8 or 5+2 | N | N | N | N | N | NS MM5799EHY/N DS7784N | Scient+Prog | 102x51x25 | | 1x9V | Y | | Sinclair Cambridge Programmable | England | | Cat No. 65-651 |
| EC-4002 | ALPHA-NUMERIC CALCULATOR-DIRECTORY , statesman thin LCD | | <=1978 | >=1978 | 4 funct+databank | 2009_04_20 | N | 256bytes | | | Y | 30 | YLCD | 8+indic | N | N | N | N | N | Toshiba T3690, T3691 | | 137x69x9 | | 3x1,5Vcell | N | | Toshiba LC-836MN MEMO NOTE 30 | Japan | | Cat No. 65-652 |
| EC-4007 | LCD Scientific | | <=1978 | >=1978 | Scient | 2007_05_17 | N | >=1 | | 27+4mem+6stat | N | 40 | LCD | 8 / 5+2 + indic | N | N | N | N | N | Toshiba T3763S | Scient | 122x69x9 | | 2x1.5Vcell | N | | Toshiba SLC-8261 | | | |
| EC-21 | BLACKJACK 21 | 1 | <=1978 | >=1978 | 4 funct+game | 2011_08_03 | N | 0 | | 6+7game | N | 20 | VFD | 12 | N | N | N | N | N | Nec D1021C | Sqrt () Hit Bet Std Ins Dbl Spl Tot | 142x81x15 | | 3xAAA | Y | | | Taiwan | | Catalog No. 60-3011 |
| EC-281 | | | 1978 | | Scient | 2007_05_03 | N | 1 | | 25+5mem | N | 41 | VFD | 8 1/2 | N | N | N | N | N | | sin cos tan asin acos atan LN LOG e^x 10^x Sqrt X^2 EE CN % 1/X [( )] Y^x Pi +/- MEX CM RM M- M+ | 152x83x | | 4xAA | Y | | | | | Cat. No. 65-641 |
| EC-2001 | | 1 | <=1978 | >=1980 | 4 funct desktop | 2009_07_26 | N | 1 | | 8+4mem | N | 24 | VFD | 10+indic | N | N | N | N | N | TI TMC1073NL | % Delta% GPM ITM CM RM M-= M+= | 166x150x45 | 300gr | 2xD | Y | | | Taiwan | | Cat. No. 65-660. Not really a pocket calculator, more desktop calc. |
| EC-2002 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | Cat. No. 65-661 |
| EC-2006A | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-2007 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | Cat. No. 65-963 |
| EC-2010 | | | | | 4 funct desktop | 2007_05_03 | N | 1 | | | N | | VFD | 10+indic | N | N | N | N | N | | % | 166x150x45 | | 2xD | Y | | | | | Not really a pocket calculator, more desktop calc. |
| EC-2017 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | Cat. No. 65-579 |
| EC-2018 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | Cat. No. 65-580 |
| EC-2019 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | Cat. No. 65-583 |
| EC-2024 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | Cat. No. 65-588 |
| EC-2029 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-2033 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | Cat. No. 65-528 |
| EC-312 | ASTRO | | <=1979 | >=1980 | 4 funct+astro | 2007_05_07 | N | ? | | | N | 19 | VFD | 8 1/2 | N | N | N | N | N | | Astrology !!! | 120x75x25 | 104gr | 2xAA | N | 300mW | Kosmo Astro Biorhythm calculator | | | Cat No. 65-801 |
| EC-314 | BIORHYTHM COMPUTER/CALCULATOR | | <=1979 | >=1981 | 4 func+biorhythm | 2009_11_06 | N | ? | | 11 | N | 24 | VFD | 8 1/2 | N | N | N | N | N | TI TMC1172NL | DT BIO B1 B2 C/S | 133x73x21 | 145gr with bat | 2xAA | Y | 300mW | Kosmo 2 | Taiwan | | Cat No. 65-802 |
| EC-315 | METRIC CONVERSION CALCULATOR | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-497 | 65-653 | | Service Manual | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-653 |
| EC-498 | | | | | | 2007_05_18 | | | | | | | LCD | | | | | | | | | | | | | | | | | Cat No. 65-654 |
| EC-499 | | | 198x | | Scient | 2007_05_07 | N | >1 | | 40+5mem+8stat | N | 39 | LCD | 10+indic | N | N | N | N | N | | | 130x70x7 | | 2xbutton cell | N | | | | | Cat No. 65-655 |
| EC-255 | statesman thin LCD | | <=1979 | >=1979 | 4 funct | 2007_05_07 | N | 1 | | 6+3mem | N | 23 | YLCD | 8+indic | N | N | N | N | N | | % +<>- RM/CM M- M+ | 133x72x | | 2xbutton cell | N | | | | | |
| EC-259 | statesman thin LCD | | <=1981 | >=1981 | 4 funct | 2003_05_29 | N | 1 | | 6+4mem | N | 25 | LCD | 8+indic | | N | N | N | N | Toshiba T6014 | Sqrt % MC MR M- M+ | 114x64x9 | | 2x1,5Vcell | N | | | | | |
| EC-267 | statesman thin LCD | | 198x | | 4 funct | 2007_05_06 | N | 1 | | 7+4mem | N | 24 | LCD | 8+indic | N | N | N | N | N | | +/- % Sqrt MC MR M- M+ | | | 2xAA | N | | | | | Cat No. 65-674 |
| EC-269 | statesman thin LCD | | 198x | | 4 funct | 2009_06_09 | N | 1 | | 7+4mem | N | 24 | YLCD | 8+indic | N | N | N | N | N | | Sqrt % +<>- MC MR M- M+ | | | 2x1,5Vcell | N | | | | | Cat No. 65-676 |
| EC-270 | | | 198x | | 4 funct | 2009_01_27 | N | 1 | | 6+4mem | N | 25 | LCD | 8+indic | N | N | N | N | N | | Sqrt % MC MR M- M+ | | | 2xAA | N | | Triumph or Adler | Hong Kong | | |
| EC-271 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-274 | Statesman Thin LCD | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| statesman thin LCD | | | 198x | | 4 funct | 2007_05_05 | N | 1 | | 6+3mem | N | 24 | LCD | 8+indic | N | N | N | N | N | | Sqrt % MRC M- M+ | | | Y | N | | | | | |
| EC-423 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | Y | solar | | | | | |
| TEACHING CALCULATOR | | | ~1977 | | 4 funct+game | 2010_03_08 | N | 0 | | 4 | N | 17 | VFD | 2+2+4+ | N | N | N | N | N | | | | | 2xAA | Y | | | Taiwan | | Cat No. 60-3010 |
| 4-in-1 Electronic | | | 197x | | 4 funct+game | 2007_05_03 | N | | | | N | | LED | | N | N | N | N | N | | | 165x89x | | 5xAA | | | | | | |
| EC-476 | LCD Scientific | | <=1980 | >=1980 | Scient | 2007_05_17 | N | 1 | | 24+3mem | N | 40 | LCD | 8+indic | N | N | N | N | N | Toshiba T3941 | "sin cos tan asin acos atan °'""-> ->°'"" log 10^x ln e^x y^x Exp Pi +/- ??? x^2 Sqrt 1/x MS M+ MR" | 130x69x9 | | 2xbutton cell | N | | | | | |
| EC-4075 | Programmers Hextime Calculator | | <=1980 | >=1980 | 4 funct+timer | 2012_05_17 | N | 1 | | 8+3mem+11time | N | 27 | LCD | 8+indic | N | N | N | N | Y | | HEX RND Sqrt % M+= M-= MRC Hr Min Sec LAP/RESET START/STOP DATE (((.))) bell TM PM ADJ | | | 2xAA | N | | | | | Cat No. 65-990 |
| EC-9800 | statesman thin LCD | | ~1980 | | | 2007_05_17 | | | | | | | LCD | | | | | | | | | | | | | | | | | |
| TRS-80 | PC-1 | | 07/1980 | >=1981 | Pocket Computer | 2009_05_26 | Y | 1920Bytes (1424B availables) | 11KB | Basic | Y | 57 | YLCD | 24+indic | N | Y | Ext | Y | Y | Sharp SC43177 SC43178 (4 bits) | Basic | 71x176x16 | 170gr with bat | 4x1.5Vcell | | 11mW | Sharp PC-1211 | Japan | | Cat No. 26-3501. Cassette interface Cat No. 26-3503. Printer Cat No. 26-3506. There is also a customized version, where only 43 keys are accessible. |
| TRS-80 | PC-2 | | 01/1982 | >=1984 | Pocket Computer | 2007_05_12 | Y | 2KB (1850B available) | 16KB | Basic | Y | 65 | LCD | 26.+indic | 156x7 | Y | Ext | Y | Y | Sharp LH5801 | Basic | 87x195x27 | 375gr | 4xAA | 6VDC | 0.13W | Redesigned Sharp PC-1500. | | | Cat No. 26-3601. Memory can be extended up to 18KB. Printer / Cassette interface Cat No. 26-3605. |
| TRS-80 | PC-3 | | ~1983 | >=1984 | Pocket Computer | 2007_05_16 | Y | 2KB (1850B available) | 24KB | Basic | Y | 52 | LCD | 24+indic | N | Y | Ext | Y | N | SC61860A | Basic | 70x135x12 | 105gr | 2x3Vcell | N | 0.03W | Sharp PC-1250 (PC-1251) | | | |
| TRS-80 | PC-3A | | ~1985 | | Pocket Computer | 2007_05_16 | Y | 4KB (3486B available) | 24KB | Basic | Y | 52 | LCD | 24+indic | N | Y | Ext | Y | N | SC61860A | Basic | 70x135x12 | 105gr | 2x3Vcell | N | 0.03W | Sharp PC-1250A | | | |
| TRS-80 | PC-4 | | 1983 | >=1983 | Pocket Computer | 2007_05_16 | Y | 1KB (544B available) | 12KB | Basic | Y | 53 | LCD | 12+indic | N | Y | Ext | Y | N | Hitachi HD61913A01 | Basic | 71x165x11 | 106gr | 2x3Vcell | N | | Casio PB-100 | | | Cat No. 26-3650. Memory is expandable up to 2KB (1568B available). |
| TRS-80 | PC-5 | | 1985 | >=1986 | Pocket Computer | 2007_05_16 | Y | 4KB (3552B available) | | Basic | Y | 83 | LCD | 24+indic | N | Y | Ext | Y | N | | Basic | 142x142x13 ouvert, 73x142x19 ferme | 150gr | 2+1 3Vcell | N | 0.07W | Casio fx-780P | | | Cat No. 26-3670 |
| TRS-80 | PC-6 | | <=1987 | >=1991 | Pocket Computer | 2007_05_16 | Y | 8KB (7520 available) | | Basic | Y | 83 | LCD | 24+indic | N | Y | Ext | Y | N | Hitachi HD61747B20 & HD61747B25 | Basic | 142x142x13 ouvert, 73x142x19 ferme | 150gr | 2+1 3Vcell | N | 0.07W | Casio fx-790P | | | Cat No. 26-3672. Memory is expandable up to 16KB (15.3KB available). |
| TRS-80 | PC-7 | | ~1987 | | Pocket Computer | 2007_05_16 | Y | 1KB (544B available) | 12KB | Basic | Y | 72 | LCD | 12+indic | N | Y | Ext | Y | N | Hitachi HD61913A01 | Basic | 180x70x10 | 146gr with bat | 2x3Vcell | N | | Casio fx-5200P | | | Cat No. 26-3673. Memory is expandable up to 2KB (1568B available). |
| TRS-80 | PC-8 | | ~1985 | >=1986 | Pocket Computer | 2007_05_16 | Y | 2KB (1278B available) | 18KB | Basic | Y | 55 | LCD | 16+indic | N | Y | Ext | Y | N | SC61720 | Basic | 70x135x10 | 95gr with bat | 2x3Vcell | N | | Sharp PC-1246 | | | Cat No. 26-3655 |
| Monkey See | | 2 | 1982 | >=1985 | Game | 2007_05_17 | N | 0 | | 5 | N | 18 | 1xgreen + 1xred LED | 2 Led | N | N | N | N | N | TI MP0271 | """?""" | 103x162x24 | | 1x9V | N | | | | | Cat No. 60-1013 |
| EC-205A | | | 198x | | 4 funct | 2011_07_17 | N | 1 | | 6+4mem | N | 24 | LCD | 8+indic | N | N | N | N | N | | % Sqrt M+ M- MR MC | 114x66x18 | | 1xAA | N | | Philips SBC 1802 | Taiwan | | Cat No. 65-501A |
| EC-401 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-681 |
| EC-402 | | | ~1984 | | 4 funct | 2011_08_13 | N | 1 | | 7+4mem | N | 25 | LCD | 8+indic | N | N | N | N | N | | Sqrt % +<>- CM RM M- M+ | 112x65x9 | | N | solar | | | | | Cat No. 65-689 |
| EC-404 | | | 198x | | 4 funct | 2010_06_04 | N | 1 | | 7+3mem | N | 24 | LCD | 8+indic | N | N | N | N | N | | Sqrt % +/- MRC M- M+ | | | ? | solar | | | Japan | | Clamshell. |
| EC-405 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | ? | solar | | | | | |
| EC-414 | | 1 | <=1984 | >=1984 | 4 funct | 2010_09_10 | N | 1 | | 7+3mem | N | 24 | LCD | 8+indic | N | N | N | N | N | | Sqrt +/- % MRC M- M+ | 117x71x19 | | 1x1.5Vcell | solar | | Tandy EC-414 V1 | | | |
| EC-414 | | 2 | <=1984 | >=1984 | 4 funct | 2007_05_30 | N | 1 | | 7+4mem | N | 24 | LCD | 8+indic | N | N | N | N | N | | Sqrt +/- % MU MRC M- M+ | 117x71x19 | | 1x1.5Vcell | solar | | | | | Cat No. 65-560B |
| EC-417 | | | 198x/9x | | 4 funct | 2009_09_20 | N | 1 | | 6+4mem | N | 24 | LCD | 8+indic | N | N | N | N | N | | Sqrt % MC MR M- M+ | 118x72x8 | | 1xLR43 (1,5Vcell) | solar | | Tandy EC-417 | Taiwan | | Cat No. 65-562 |
| EC-419 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-303 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-693 |
| EC-304 | mity-thin or CHRONOWATCH LCD | | 198x | | 4 funct+timer | 2010_06_29 | N | 1 | | 5+3mem+9time | N | 24 | LCD | 8+indic | N | N | N | N | Y | | % MRC M- M+ +time | | | Y | N | | | Hong Kong | | Cat No. 65-694 |
| EC-306 | | | | | 4 funct+checkbook | 2007_05_17 | N | Y | | | N | | LCD | | N | N | N | N | N | | | | | | | | | | | |
| EC-307 | | | | | | 2007_05_17 | N | | | | N | | LCD | | N | N | N | N | Y | | | | | | | | | | | |
| EC-310 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-698 |
| EC-311 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-699 |
| EC-316 | | | ~1984 | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-317 | Decimal-Fractional Yard-Foot-Inch Calculator | | 198x | | 4 funct+ | 2007_05_06 | N | 1 | | 7+3mem+8conv | N | 33 | LCD | 8+indic | N | N | N | N | N | | +/- Sqrt % R-CM M- M+ ->Frac ->Dec YD FT IN a/b SQ CUB | | | ? | solar | | | | | Cat No. 65-935 |
| EC-319 | Appointment Directory Calculator | | <=1990 | >=1990 | Organizer | 2007_05_18 | N | 32Ko | | Organizer | Y | 88 | LCD | | | N | N | mem | Y | Hitachi HD62023050 | Organizer | 75x126x15 (closed) 144x126x10 (open) | | 3x3Vcell | N | | | | | Cat No. 65-932 |
| EC-320 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-933 |
| EC-321 | DATA MEMORY CALCULATOR | | 198x | | 4 funct+databank | 2007_10_02 | N | 1+ | | 6+4mem+4data | Y | 29 | LCD | 8num+12alpha+indic | N | N | N | mem | N | | % Sqrt MC MR M- M+ | | | Y | N | | | | | Cat No. 65-934 |
| EC-322 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-936 |
| EC-323 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-937 |
| EC-328 | DATA MEMORY CALCULATOR | | 199x | | 4 funct + diary | 2010_02_27 | N | 1+ | | 6+3mem+diary | Y | 40 | LCD | | N | N | N | mem | | | % Sqrt MRC M- M+ + diary | | | Y | N | | | | | |
| EC-329 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-946 |
| EC-341 | HEXADECIMAL TIME CONVERSION CALCULATOR | | 198? | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| BLACKJACK 21 | EC-21 | 2 | 198x | | 4 funct+game | 2011_08_03 | N | 1 | | 6+4mem+7game | N | 23 | LCD | 10 | N | N | N | N | N | | +/- % MC MR M- M+ Bet Ttl Spl Dbl Ins Hit Std | | | Y | N | | | | | Cat No. 60-2107 |
| EC-3020 | | | 198x | | 4 funct+print | 2007_05_18 | N | 1 | | 5+4mem+4print | N | 28 | LCD | | N | N | Y | N | N | | % M* Mdiamond M- M+ ^ # * Diamond | | | Y | Y | | | | | Cat No. 65-955. Foldable, portable printing calculator. |
| EC-4004 | | 1 | ~1980 | | Scient + Stat + Prog | 2007_05_16 | Y | 7+38steps | | Scient+Stat+Prg | N | 39 | LCD | 10+2+indic | N | N | N | | N | | Scient + Stat + Prog | 133x71x9 | | 2x | N | 0.00043W | Casio fx-3500P | | | |
| EC-4004 | | 2 | <=1987 | >=1988 | Scient + Stat + Prog | 2010_11_01 | Y | 7+38steps | | Scient+Stat+Prg | N | 39 | LCD | 10+2+indic | N | N | N | | N | Hitachi HD43147 | Scient + Stat + Prog | | | 1xCR2025 (3Vcell) | N | 0.00043W | Casio fx-3600P | | | Cat No. 65-658A |
| EC-4006 | LCD SCIENTIFIC | | 198x | | Scient | 2007_05_18 | N | >=1 | | Scient | N | 38 | LCD | 10+indic | N | N | N | N | N | | Scient | 150x76x18 | | 2xAA | N | | Casio | | | Cat No. 65-975 |
| EC-4008 | LCD Scientific Calculator | | ~1991 | | Scient | 2010_02_10 | N | 1 | | 25+3mem | N | 40 | LCD | 8 / 5+2 + indic | N | N | N | N | N | | "DRG x^2 Sqrt 1/x sin cos tan asin acos atan Pi log 10^x ln e^x y^x °'""-> ->°'"" % +/- Exp MS M+ MR" | 109x62x8 | | 2xbutton cell | N | | | Taiwan | | Cat No. 65-977 |
| EC-4009 | | | 1984 | ~1988 | Scient | 2008_03_29 | N | >=1 | | 35+5mem+8stat | N | 38 | LCD | 8+2+indic | N | N | N | N | N | | "Sqrt ln sin cos tan log a^(b/c) 1/x °'"" +/- X<>Y [( )] EXP x^2 e^x asin acos atan x^y x^(1/y) 10^x x! °'""<- R->P P->R x^(1/3) RND RAN# Pi % Min MR M+ X<>M M- meanx sigman sigman-1 Sumx^2 Sumx n Sum+ Sum-" | 59x90x6 | | ? | solar | | Casio fx-98 | | | Cat No. 65-927 or 65-927A |
| EC-4011 | | | 198x | | Scient | 2008_03_28 | N | >=1 | | Scient | N | 53 | LCD | 10+2+indic | N | N | N | N | N | | Scient | | | ? | solar | | Casio fx-451 | | | Foldable calculator. |
| EC-4012 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-4013 | | | 198x | | Scient | 2011_03_03 | N | >=1 | | Scient | N | 56 | LCD | 10+2+indic | N | N | N | N | N | | Scient | | | | solar | | | | | Cat No. 65-930 or 65-930A. Foldable calculator. |
| EC-4020 | | | <=1985 | >=1988 | Scient Prog | 2007_05_18 | Y | 26 (up to 94)+550steps | | Scient Prog | Y | 44 | LCD | 16+indic | N | N | N | Mem | N | Hitachi HD61747B34 (& HD61914) | Scient Prog | 133x72x10 | | 2x3V cell | N | 0.01W | Casio fx-4000P | | | Cat No. 65-985 |
| EC-4021 | | | ~1991 | | Scient Prog | 2007_05_17 | Y | 3+40steps | | Scient Prog | Y | 40 | LCD | 10+indic | N | N | N | | N | Sharp LI3301A | Scient Prog | 140x76x10 | | 2x1.5Vcell | N | | Sharp | | | |
| EC-5001 | | | 198x | | Financial | 2007_05_07 | N | >1 | | Financial | N | 44 | LCD | 10+indic | N | N | N | N | N | | Financial | | | Y | N | | Sharp EL-733A | | | |
| EC-5500 | | | <=1987 | >=1988 | Financial | 2008_11_10 | N | >=1 | | Financial | N | 36+5 | LCD | 10 or 7+2 +indic | N | N | N | N | N | Toshiba T9728 | Financial | | | N | solar | | TI Business Edge | | | Cat No. 65-880. LCD Touchscreen. |
| EC-351 | Monkey Professor | | 198x | | 4 funct | 2007_05_06 | N | 0 | | 4 | N | 19 | LCD | 8 | N | N | N | N | N | | | | | 2xAA | N | | | | | Cat No. 65-825. Monkey shaped. |
| Fun'N Calc | | | 198x | | 4 funct | 2007_05_17 | N | 0 | | 4 | N | 19 | LCD | 8 | N | N | N | N | N | | | | | Y | N | | | | | Cat No. 23-582. Kid's calculator. |
| MICKEY MOUSE | LCD MICKEY MOUSE KIDDY CALCULATOR | 1 | ~1985 | | 4 funct | 2011_08_24 | N | 0 | | 4 | N | 19 | LCD | 8 | N | N | N | N | N | | | | | 2xAA | N | | | Hong Kong | | Cat No. 60-2326. Mickey Mouse shaped. |
| Mickey Mouse | Mickey Mouse LCD Kiddy Calculator | 2 | ~1985 | | 4 funct | 2011_08_24 | N | 0 | | 4 | N | 19 | LCD | 8 | N | N | N | N | N | | | | | Y | N | | | | | Mickey Mouse shaped. |
| Metric Conversion Calculator | | | ~1985 | | 4 funct+conversion | 2007_05_07 | N | 1 | | 7+3mem+40conv | N | 26 | LCD | 8+indic | N | N | N | N | N | | Sqrt +/- % MRC M- M+ | | | ? | solar | | | | | |
| unk name | LCD Financial Calculator | | 198x | | Financial | 2007_05_07 | N | >=1 | | Financial | N | 39 | LCD | | N | N | N | N | N | | Financial | 133x70x13 | | Y | N | | | | | |
| EC-4305 | | | 198x | | Scient+Stat | 2007_05_07 | N | >=1 | | Scient+Stat | N | 44 | LCD | | N | N | N | N | N | | Scient+Stat | | | Y | N | | Casio | | | Cat No. 65-983 |
| EC-278 | | | 198x/9x | | 4 funct | 2007_05_16 | N | 1 | | 6+4mem | N | 24 | LCD | 8+indic | N | N | N | N | N | | Sqrt % MC MR M- M+ | | | Y | N | | | | | |
| EC-309 | | | <=1988 | >=1988 | 4 funct+data mem | 2001_05_13 | N | 1+400o | | 6+4mem+4data | Y/N | 28 | LCD | 8 1/2 + 6alpha +4num | | N | N | N | N | | % Sqrt MC MR M- M+ Secret N/Set Telephone Capa | 110x68x8 | | 1x3Vcell | N | | Tandy EC-309 | | | Can store 20 names and telephone numbers. |
| EC-430 | CHECKBOOK CALCULATOR | | <=1987 | >=1990 | 4 funct+checkbook | 2010_06_29 | N | 3 | | 7+10mem | N | 32 | LCD | 8+indic | N | N | N | mem | N | Nec uPD1833 | % A/F key 1:DEP CHK BAL1 2:PMT CHG BAL2 3:PMT CHG BAL3 GT | 68x154x7 | | 2xLR43 (1.5Vcell) | solar | | TI-2200 II | Thailand | Datamath.org | Cat No. 65-570 or 65-570A |
| EC-4014 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-979 |
| EC-4015 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-938 |
| EC-4016 | | | 198x/9x | | Scient | 2007_05_11 | N | >1 | | Scient+Stat | N | 37 | LCD | 10+2+indic | N | N | N | N | N | | Scient+Stat | 127x76x3 | | ? | solar | | Casio | | | Cat No. 65-981 |
| EC-4017 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-4018 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-982 |
| EC-4019 | | | <=1988 | >=1993 | Scient+Stat+Prg | 2010_11_01 | Y | 7+135steps | | Scient+Stat+Prg | N | 42 | LCD | 10+2+indic | N | N | N | | N | | Scient+Stat+Prg | 129x72x10 | 56gr | 1xCR2015 (3Vcell) | N | 0.0005W | Casio fx-3800P | | | Cat No. 65-986 |
| EC-4023 | | | <=1987 | >=1991 | Scient+Stat | 2007_05_17 | Y/N | 10+675steps | | 95 + 128 preprogrammed formulas | Y | 44 | LCD | 14+2 alpha + 10 1/2+2 1/2 num + indic | N | N | N | mem | N | Hitachi HD61914 OKI M5268V-H1 (aff: Hitachi HD6200104) | Scient+Stat | 131x72x11 | 75gr | 2x3Vcell | N | 0.008W | Casio fx-5000F | | | Cat No. 65-987 |
| EC-4024 | | | ~1991 | | Scient+Stat | 2007_05_17 | Y/N | 7+29steps | | Scient+Stat | N | 44 | LCD | 10+2+indic | N | N | N | | N | | Scient+Stat | 127x76x10 | | 1xcell | solar | | Casio fx-2700P? | | | Cat No. 65-991A |
| EC-4025 | | | <=1988 | >=1989 | Scient+Stat | 2008_11_10 | N | 5 | | 177 | N | 42+40 | LCD | 10+2+indic | N | N | N | | N | | Scient | 145x78x20closed | | 2xSR44 (1.5Vcell) | N | | TI SC-10 | Taiwan | | Cat No. 65-992. Datamath.org ref. |
| EC-4026 | | | <=1989 | >=1991 | Scient Prog | 2011_06_22 | Y | 26 (up to 163)+1103steps | | Scient Prog | Y | 50 | LCD | 12alpha + 10+2 + indic | N | N | N | mem | N | | Scient Prog | 141x73x10 | 71gr | 1xCR2025+1xCR12116 (2x3Vcell) | N | 0.001W | Casio fx-4500P | Japan | | Cat No. 65-993 |
| EC-4027 | | | 198x | | Scient Prog | 2007_05_11 | Y | 6+40steps | | Scient Prog | N | 44 | LCD | 10+2+indic | N | N | N | | N | | Scient Prog | 150x76x10 | | 2x1.5Vcell | N | | Sharp EL-5020 | | | |
| EC-4028 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-4030 | | | | | Scient+Stat | 2009_12_30 | N | >=1 | | Scient+Stat | N | 42 | LCD | 10 | N | N | N | N | N | | Scient+Stat | | | Y | N | | Sharp | | | Cat No. 65-989 |
| EC-4031 | | | ~1991 | | Scient+Stat | 2007_05_18 | | >1 | | Scient+Stat | N | 44 | LCD | 10+2+indic | N | N | N | | N | | Scient+Stat | | | Y | solar | | Casio | | | Cat No. 65-997 or 65-997A |
| EC-4032 | | | 199x | | Scient+Stat | 2007_05_07 | N | >=1 | | Scient+Stat | N | 44 | LCD | 10+2+indic | N | N | N | N | N | | Scient+Stat | | | ? | solar | | | | | |
| EC-4033 | | | 199x | | Scient Prog Graph | 2007_05_11 | Y | 26 (up tp 78) 400 | | Scient Prog Graph | Y | 50 | LCD | 13 | 40x23 | N | N | | N | | Scient Prog Graph | 114x75x10 | | 2x3Vcell | N | | Casio fx-6300G | | | |
| EC-4034 | | | 199x | | Scient Prog Graph | 2007_05_18 | Y | 4164Bytes | | Scient Prog Graph | N | 50 | LCD | 16x8 | 96x64 | N | N | Mem | N | | Scient Prog Graph | 173x81x16 | | 4x3Vcell | N | 0.22W | Casio fx-7700G | | | Cat No. 65-804 |
| EC-4035 | | | ~1991 | | Scient | 2007_05_17 | | | | Scient | | | LCD | | | | | | | | Scient | | | | | | | | | |
| EC-4036 | | | 198x/9x | | Scient Prog | 2007_05_11 | Y | 3+40steps | | Scient Prog | Y | 39 | LCD | 10+indic | N | N | N | | N | Sharp LI3301A | Scient Prog | 140x76x10 | | 2x1.5Vcell | N | | Sharp | | | |
| EC-4037 | | | 199x | | Scient Prog Graph | 2007_05_18 | Y | 4KB | | Scient Prog Graph | N | 50 | LCD | 16x8 | 96x64 | | N | Mem | N | | Scient Prog Graph | | | | N | | Casio | | | Cat No. 65-805 |
| EC-4040 | | | 198x9x | | Scient Prog | 2007_05_11 | Y | 9+79Steps | | Scient Prog | | | LCD | 16 | | N | N | | N | | Scient Prog | | | | | | Casio fx-P401 | | | Cat No. 65-806 |
| EC-4042 | | | | | Scient | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-4043 | | | <=1994 | >=1994 | Scient | 2008_11_11 | N | 3 | | Scient | N | 40 | LCD | 10+2+indic | N | N | N | | N | Toshiba T6A57 | Scient | 145x71x11 | | N | solar | | TI TI-36X SOLAR version 3 | Italy | | Datamath.org ref. |
| EC-4051 | | | 199x | | Financial | 2008_03_28 | | | | Financial | | | LCD | | | | | | | | Financial | | | | | | | | | Cat No. 65-995 |
| EC-4044 | | | 199x | | Scient Prog | 2007_05_11 | Y | 0+440steps to 55+0steps | | Scient Prog | Y | 44 | LCD | 12+indic | N | N | N | | N | | Scient Prog | ~150x75x10 | | 2x1.5Vcell | | | | | | |
| EC-5010 | Business Financial Calculator | | ~1987 | | Financial | 2007_05_17 | | | | | | | LCD | | | | | | | | | | | | | | | | | |
| EC-5100 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-3007 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-664 |
| EC-3008 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-665 |
| EC-3009 | | | ~1981 | | 4 funct print | 2011_10_04 | N | 1 | | | N | | LCD | 10+indic | N | N | Y | N | N | Toshiba T6734 | | 196x75x45 | | 4xAA | 6V | | ~TI-5010 | Japan | | Cat No. 65-666 |
| EC-355 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-856 or 65-856A |
| EC-356 | | | | | Organizer | 2008_03_28 | | 64KB | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-865 |
| EC-357 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-866 |
| EC-363 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-832 |
| EC-364 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-833 |
| EC-376 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-838 |
| EC-385 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-884 or 65-884A |
| EC-346 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-862 |
| EC-348 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-840 |
| EC-339 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-939 |
| EC-340 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-940 |
| EC-345 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-945 |
| EC-447 | | | 1992 | 1998 | 4 funct | 2011_11_05 | N | 1 | | 8+4mem | N | 26 | LCD | 8+indic | N | N | N | N | N | | MU % Sqrt +/- MC MR M+ M- | 136x76x9 | | 1xLR54 (1,5Vcell) | solar | | | China | | Cat No. 65-891A |
| EC-3011 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-3012 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-951 |
| EC-3013 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-953 |
| EC-3014 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-952 |
| EC-349 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-959 |
| EC-3015 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-970A or 65-970B |
| EC-3017 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-967 |
| EC-3018 | | | 1992 | >=1994 | 4 funct desktop +print | 2010_10_06 | N | 1 | | 4+4mem+print | N | 30 | VFD | 10 | N | N | Y | N | N | | | 225x165x51 | | 4xAA | | | | | | Cat No. 65-968 |
| EC-3019 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-969 |
| EC-3021 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-971 |
| EC-3022 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-972 |
| EC-3024 | Printing Calculator | | 199x | | 4 funct+print | 2007_05_18 | N | 1 | | 5+4mem+4print | N | 28 | LCD | | N | N | Y | N | N | | % MC MR M- M+ Feed Prt Rnd P/# | | | Y | | | | | | Cat No. 65-957 or 65-957A |
| EC-3025 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-958 |
| EC-3027 | | | | | | 2007_05_17 | | | | | | | | | | | | | | | | | | | | | | | | |
| EC-3030 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-753 |
| EC-3031 | | | | | | 2007_05_18 | | | | | | | | | | | | | | | | | | | | | | | | Cat No. 65-754 |
| Calculator Watch | | | 199x | | 4 funct watch | 2007_05_09 | N | 0 | | 4 | N | 16 | LCD | 8+indic | N | N | N | N | Y | | | | | Y | N | | | | | Cat No. 63-5021 |