Addo 9227-2
| Manufacturer: | Addo AB (Facit AB) () |
| Mfg. date: | 1976 |
| Size: | 7,2×14,5×2,8 cm |
| Weight (ready for operate): | 149 g |
| Type: | scientific |
| Capacity: | 8/5+2 digits (input/display) 8+2 digits (internal precision) |
| Operating logic: | |
| CPU: | General Instrument C598 |
| Registers: | 2 standard (with saving the pending operation) 1 constant (with saving the pending operation) 1 memory (with aritmetic) |
| Features: | +/-change sign (direct entry of negative numbers) 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: | 9 digit (NSC NSA298) |
| Power: | 9V elem vagy adapter |
| Test results: | trigonometriai:az arcsin(arccos(arctg(tg(cos(sin(60°)))))) eredménye, referenciaérték: 60. 64.4604 exponenciális:a 0.999160000 eredménye, referenciaérték (első 14 jegye): 3.0068804206375×10-70 3.0021E-70 |
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