Casio fx-82
Brief History
In 1982, the earlier fx-80 was replaced by fx-82 with the same functionality. The only difference was a new display made by Epson. It was manufactured in the next years, then in 1985, a new version was announced, the fx-82A.
Manufacturer: | CASIO Computer Co., Ltd. (Japan) |
Mfg. date: | 1982-85 |
Size: | 7,5×14,8×1,9 cm |
Weight (ready for operate): | n.a. |
Type: | scientific |
Capacity: | 8/6+2 digits (input/display) 10+2 digits (internal precision) |
Operating logic: | algebraic |
CPU: | NEC D1897G |
Registers: | 2 standard (with saving the pending operation) 1 constant (with saving the pending operation) 6 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 Engengineering 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 P-Rconverting coordinates between rectangular and polar systems n!factorial |
Display: | 9 digit LCD |
Power: | 2×AA-type battery |
Test results: | trigonometry:result of sin-1(cos-1(tan-1(tan(cos(sin(60°)))))), reference value: 60. 59.991158 exponential:result of 0.999160000, reference value (first 14 digits): 3.0068804206375×10-70 3.0068809E-70 |
Similar items