Brother 718SR
| Manufacturer: | Brother Industries Ltd. () |
| Mfg. date: | 1978-83 |
| Size: | 7,4×13,4×1 cm |
| Weight (ready for operate): | n.a. |
| Type: | scientific |
| Capacity: | 8/5+2 digits (input/display) 9+2 digits (internal precision) |
| Operating logic: | |
| CPU: | Toshiba T3637 |
| Registers: | 2 standard (with saving the pending operation) 1 constant (with saving the pending operation) 3 bracket (with saving the pending operation) 1 memory (with aritmetic) |
| Features: | %calculation with percent +/-change sign (direct entry of negative numbers) 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 |
| Display: | 8+1 digit (Epson LD-B326) |
| Power: | 2×LR44 gombelem |
| Test results: | trigonometriai:az arcsin(arccos(arctg(tg(cos(sin(60°)))))) eredménye, referenciaérték: 60. 59.987247 exponenciális:a 0.999160000 eredménye, referenciaérték (első 14 jegye): 3.0068804206375×10-70 3.00688E-70 |
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