Sharp EL-5804
| Manufacturer: | Sharp Corporation (Japan) |
| Mfg. date: | 1977-78 |
| Size: | 17,8×4,6×0,8 cm |
| Weight (ready for operate): | 66 g |
| Price: | HUF 2.800 (PIÉRT, 1977) |
| Type: | scientific |
| Capacity: | 8/5+2 digits (input/display) 8+2 digits (internal precision) |
| Operating logic: | algebraic |
| CPU: | SC3468 |
| 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) DMS-DDconversion of decimal and sexagesimal numbers logexponential and logarithmical functions (10- and e-base) yxraising to power |
| Display: | 8+1 digit LCD |
| Power: | 3×LR43 button cell |
| Test results: | trigonometry:result of sin-1(cos-1(tan-1(tan(cos(sin(60°)))))), reference value: 60. 59.94624 exponential:result of 0.999160000, reference value (first 14 digits): 3.0068804206375×10-70 3.007043E-70 |
Sharp EL-5804
The PCB of the EL-5804. The CPU was soldered on the glass-PCB of the display.
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