Elektronika MK66
| Manufacturer: | Искра (Iszkra / Iskra) (USSR) |
| Mfg. date: | 1991 körül |
| Size: | 7,7×15,2×2,5 cm |
| Weight (ready for operate): | 210 g |
| Type: | scientific |
| Capacity: | 8/8+2 digits (input/display) 8/8+2 digits (internal precision) |
| Operating logic: | algebraic |
| CPU: | Elektronika KR145IP16V |
| Registers: | 2 standard (with saving the pending operation) 1 constant (with saving the pending operation) 4 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 n!factorial |
| Display: | 8+2 digit VFD |
| Power: | 3×AA-size battery 4,5V adaptor |
| Test results: | trigonometry:result of sin-1(cos-1(tan-1(tan(cos(sin(60°)))))), reference value: 60. 61.2093 exponential:result of 0.999160000, reference value (first 14 digits): 3.0068804206375×10-70 3.00705E-70 |
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