|
name |
built |
display |
functions |
circuit |
alim |
description |
status |
Canon Pocketronic | 71, Japan | Printed thermal paper band | 4 op (12 digits calculation, 4 decimal); thermal printer | TMC1730A, TMC1731A, TMC1732A, + 11 trans | Internal ni-cd (6x 450mAh + 7x 225mAh), ext 3 pin plug (left to right:+7.2V, 0V, -8.4V) | The world first battery portable calculator | Very good, no tested | |
NCM Busicom Handy LE120s | late 71, made in Japan | LED 12 digits (single digit pseudo-smd modules) | 4 op + fixed decimal switch | Mostek MK6010L, 28 trans, 18 diodes | 4x AA battery | Low cost version of the LE120: the world first pocket calculator with display | Very good, working | |
Toshiba BC-801B | late 71, made in Japan | Fluo tube 8 digits | 4 op | TMS0105NC, 4x T3084 + 8 trans | Internal Ni-cd battery (6x AA), ext 3pin connector | First Toshiba portable calculator | Sufficient, working | |
Texas Instruments Datamath (1 series) | Late 72, Made in Europe | LED 8+1 | 4 op | TMS0119NC, 2x 75491N, 2x ICnd, 3 trans | 6x internal AA size ni-cd battery pack, ext 3 pin connector (7,2V) | The first TI portable calculator | Good, working | |
Canon Palmtronic LE-10 | 72, made in Japan | LED 10+1 digits | 4 op + battery gauge | TMC1824NC, TMC1825ANC, + 4 trans | 4x AA | First Canon portable calculator with display | Very good, working | |
Sinclair Executive | 72, made in UK | LED 8+1 digits | 4 op + floating switch | TI GLS1802 | 4x button cell | First ultra-thin calculator (first from Sinclair) | Sufficient, servicing | |
Sharp ElsiMate EL-805s | late 73, made in Japan | LCD-COS 8 digits | 4 op | nd | 1x AA | The world first LCD portable calculator | Good, servicing |