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EMG
HUNOR 86
1976-77
EMG
HUNOR 81C
1977

EMG HUNOR 252

Manufacturer:Elektronikus Mérőkészülékek Gyára (Hungary)
Mfg. date:1976
Size:18,2×20,8×5,9 cm
Weight (ready for operate):975 g
Price:HUF 12.700 (EMG, 1977)
Type:scientific desktop
Capacity:10/10+2 digits (input/display)
10/10+2 digits (internal precision)
Operating logic:algebraic
CPU:MOS MCS2525 001 + MCS2526 001
Registers:2 standard (with saving the pending operation)
2 bracket (with saving the pending operation)
1 memory (with aritmetic)
Features:+/-change sign (direct entry of negative numbers) RVexchange registers (X-Y) Ffloating-point notation Sciscientific (exponential) notation Sqrsquare root pivalue of pi (3.1415..) can be recalled 1/xreciprocal trigtrigonometrical functions (sin, cos, tan and inverses: arcsin, arccos, arctan) logexponential and logarithmical functions (10- and e-base) yxraising to power
Display:10+2+2 digit VFD (14×FUTABA DG 8R)
Power:220V AC
Test results:trigonometry:result of sin-1(cos-1(tan-1(tan(cos(sin(60°)))))), reference value: 60. 60.0632958
exponential:result of 0.999160000, reference value (first 14 digits): 3.0068804206375×10-70 3.00704091E-70


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