Virtual Museum of Calculators
Menu
C/CE
Calculators
Slide Rules
Others
Manufacturers
Search
Váltás magyarra
Back to Showroom
Canon
Pocketronic
1970-73
Commodore
MM-1
1972

Keystone Atlas-Rand 240

Manufacturer:Berkey-Keystone (USA)
Mfg. date:1974
Size:8,2×13,4×4,5 cm
Weight (ready for operate):291 g
Type:four-function
Capacity:8 digits (input/display)
8 digits (internal precision)
Operating logic:semi-arithmetic (Rockwell)
CPU:Rockwell A4132PA
Registers:2 standard (with saving the pending operation)
1 constant (with saving the pending operation)
Features:%calculation with percent AddAdd mode: the last two digit will be the fraction Ffloating-point notation Fixfixed-point notation: the listed decimals can be chosen (2)
Display:9 digit Panaplex (Burroughs Panaplex II)
Power:4×AA-type battery
Model 375 adaptor

Atlas-Rand 240

Inside of the 240

Inside of the 240: The keyboard and the Panaplex display

Inside of the 240
Similar items
HT
K-831 (2)
1973
Bowmar
901B
1971-73
Design & HTML: Modulit Bt.
(C) www.arithmomuseum.com 2004-2016.