Basic LED calculators (2)

 

name

built

display

functions

circuit

alim

description

status

Tesak Syrtis 10P 73, Italy LED 10 + 1 digits 4 op TMS0106NC, 2x SN75491, 2x SN75492 + 4 trans 4x AA - Sufficient, working
Canon Palmtronic LE-80 73, Japan LED 8 + 1 digits 4 op + k switch TMS0101NC, 2x6401, 6400, 8 trans 4x AA or ni-cd battery pack - Good, working
Canon Palmtronic LE-80M 73, Japan LED 8 digits + 2 LED 4 op + k switch HD3553, HD3283, 6400, 5403, 2x 6401, 2x TM4312 4x AA or ni-cd battery pack - Very good, working
Bowmar MX50 (90515) 73, made in Canada LED  8+1 digits 4 op + % Rockwell 15332, 2xSN75494, 2xSN75493, 5 trans, 16 diodes 3x internal AA-size ni-cd battery pack Use Texas Instruments keyboard Very good, working. With bag, mains adapter manual and box
Sinclair Cambridge 73, made in UK LED 8 digits 4 op vers.1 (GIM3 + 2 driver IC), vers.2 (TMS0801NC, SN75492N, 4 trans),  4x AAA old mini calculator. Sufficient, working
Novus 823 nd, Japan LED 8+1 digits 4 op + K + D + mem MM5738N, 2x DM8864N 6x N (alcaline or ni-cd), ext 9V jack 2,5 mm (+ centre) - Good, working
Canon Palmtronic LE-81M 74, Japan LED 8+1 digits 4 op + % + sqr TMS0605NC + 12 trans 4x AA or ni-cd battery pack - Very good, working
General Instruments of Canada EZ2000 74, Canada LED 8 digits 4 op + K CZL-550 4x AA, ext plug (+ centre) original design and keyboard tecnology Good, working
Electronorgtechnika, Elorg 811 76, USSR LED 8+1 digits 4 op + K GIMT5, DS8872N 3x AA, ext plug look like EZ2000 Good, working
Canon Palmtronic LE-83 '74, Japan LED 8 digits 4 op + k switch TMS0101 4x AA First low cost Canon handheld calculator Very good, working. With glove
Canon Palmtronic LE-84 '75?, Japan LED 8 digits 4 op TMS0801 4x AA - Good, working. With glove
Canon Palmtronic LE-85 'nd, Japan LED 8 digits 4 op + % + sqr TMS0708NC 4x AA - Very good, working. With glove

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