MyCalcDB logo

A Big database for small calculators.

Last database update :
04-20-2013


Home
Presentation
Database
How to ...
Gallery
Links
Thanks
Updates
Changer de langue
Pictures Model Aka Version Intro date End date Type Last update Progr RAM ROM Nb functions Alpha Nb keys Display type Display Graph XY Ext Print Sav Clock             Microprocessor                                     Functions                         Size Weight Batteries Ext power Power Twin Made in Link(s)                                                 Remarks                                                



   Hiradastechnika

Híradástechnika Szövetkezet : Hungarian microelectronics company.
Pictures Model Aka Version Intro date End date Type Last update Progr RAM ROM Nb functions Alpha Nb keys Display type Display Graph XY Ext Print Sav Clock             Microprocessor                                     Functions                         Size Weight Batteries Ext power Power Twin Made in Link(s)                                                 Remarks                                                
unknown"""Bowmar MX-55""" <=1974>=19744 funct2007_10_10N0 5N18LED8 NNNNWestern Digital LC1552B%146x75x34 3xAAsealedY Bowmar MX-55  Made in Hungary under licence from Bowmar Canada.
TK-1023Scientist ~1975 Scient2010_05_14N1 22+2memN35LED8NNNNN sin cos tan asin acos atan Pi log 10^x ln e^x y^x Sqrt 1/x x<>y ROLLv EE CHS EN MR MS150x75x31 3xAA sealedY National Semiconductor 4520 Scientist  RPN.
PTK-1023Scientist PR ~1975 Scient+prog2006_09_30Y1+102steps 20+2mem+4progN39LED8+2 NNNNNSScient+prog150x75x31 3xAAsealedY National Semiconductor or Novus 4525 Scientist PR  RPN
PTK-1050  ~1977>=1982Scient Progr2006_09_30Y8+50steps Scient ProgrN40LED8 1/2 + 2 1/2 NNNNTI TMC1501NLScient Progr145x80x33 2xAA8.5V AC TI-57   
PTK-1060  ~1977 Scient Prog2006_09_30Y8+60steps Scient ProgN29LED  NNNN Scient Prog191x102x50 4xSealedY Elektronika B3-21(LED version)  OEM version of the first Soviet Elektronika B3-21calculator, with western labeling (not cyrillic).
RPN.
PTK-1072  ~1977>=1977Scientific2006_09_30Y10mem+72pas  N45LED12. NNNN Scient + Prog152x76x25 3xAA4.5VDC100mACommodore PR-100 version 2  OEM version of the Commodore PR-100 (version 2).
PTK-1090  1977 Scient+Prog2006_09_30Y10+72steps Scient+ProgN45LED8+2 NNNN Scient+Prog152x76x25 3xSealedDC APF Mark 90   
PTK-1096  198x Scient Progr2006_09_30Y100 - 960 bytes Scient ProgrN45LED11 1/2 YExtCard readerNTI TMC0501NLScient Progr163x73x36 3xAA6.2V AC TI-59  Made in Hungary under licence from Texas Instruments.
PTA-4000  ~1982>=1984Pocket Computer2006_09_30Y1850B BasicY65LCD26.+indic156x7YYYYLH5801 compatible Z80Basic87x195x27 4xAA6VDC0.13WSharp PC-1500   



If you want to contact me, here is my address ...



Copyright : all the pictures are my property. You can copy and save them but strictly for your own purpose. You are not authorized to modify, diffuse or use them (even partially) for another internet site, or for all other puplic diffusion. You are authorized to create links to MyCalcDB site, but I cannot garantee their reliability in the time. What I can garantee (exept errors) is only the database calculator's id number (for example: id=777 for the HP-55).