Unitrex Mini Handy 80F

Manufacturer:	Eiko Business Machine Co., Ltd. (Japan)
Mfg. date:	1975
Size:	8×14,8×2 cm
Weight (ready for operate):	213 g
Type:	financial
Capacity:	8 digits (input/display) 8 digits (internal precision)
Operating logic:	semi-arithmetic (Rockwell)
CPU:	Rockwell A4561PB
Registers:	2 standard (with saving the pending operation) 1 constant (with saving the pending operation) 3 memory (without arithmetic) 1 memory (with arithmetic and auto-summation)
Features:	%calculation with percent +/-change sign (direct entry of negative numbers) Ffloating-point notation Fixfixed-point notation: the listed decimals can be chosen (0-7) Sqrsquare root SDone variable statistics: calculating mean and standard deviation LRtwo-variable statistics: linear regression
Display:	9 digit LED
Power:	3×AA-size battery 4,5V adaptor

Mini Handy 80F

Inside of the Mini Handy 80F