Elektronika MK51 (1. változat)
| Manufacturer: | Ангстрем (Angsztrem / Angstrem) (USSR) |
| Mfg. date: | 1982-2000 |
| Size: | 7×12,8×0,8 cm |
| Weight (ready for operate): | 65 g |
| Type: | scientific |
| Capacity: | 8/6+2 digits (input/display) 10/10+2 digits (internal precision) |
| Operating logic: | algebraic |
| CPU: | Angsztrem K757IP1-2 |
| Registers: | 2 standard (with saving the pending operation) 1 constant (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 x2square pivalue of pi (3.1415..) can be recalled 1/xreciprocal trigtrigonometrical functions (sin, cos, tan and inverses: arcsin, arccos, arctan) DMS-DDconversion of decimal and sexagesimal numbers logexponential and logarithmical functions (10- and e-base) yxraising to power SDone variable statistics: calculating mean and standard deviation n!factorial |
| Display: | 9 digit LCD |
| Power: | DML-120 (CR-2025) battery |
| Test results: | trigonometry:result of sin-1(cos-1(tan-1(tan(cos(sin(60°)))))), reference value: 60. 59.991592 exponential:result of 0.999160000, reference value (first 14 digits): 3.0068804206375×10-70 3.0068804E-70 |
Earlier version of the MK51
Inside of an earlier version
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