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Canon
Pocketronic
1970-73
Texas Instruments
TI-2500
1972-73

Bowmar 901B

Manufacturer:Bowmar-Ali Inc. (USA)
Mfg. date:1971-73
Size:7,8×13,2×3,7 cm
Weight (ready for operate):306 g
Type:four-function
Capacity:8 digits (input/display)
8 digits (internal precision)
Operating logic:arithmetic
CPU:Texas Instruments TMS0103NC
Registers:2 standard (with saving the pending operation)
1 constant (with saving the pending operation)
Features:Ffloating-point notation
Display:9 digit LED
Power:6×AA NiCd battery (built-in)

901B

Inside of the 901B: The PCB and the batteries

Inside of the 901B: The keyboard and the PCB soldered to it
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