Casio fx-120
Manufacturer: | CASIO Computer Co., Ltd. (Japan) |
Mfg. date: | 1977-78 |
Size: | 8,4×16,2×2,4 cm |
Weight (ready for operate): | 209 g |
Type: | scientific |
Capacity: | 10/8+2 digits (input/display) 10+2 digits (internal precision) |
Operating logic: | algebraic |
CPU: | Hitachi HD38111A |
Registers: | 2 standard (with saving the pending operation) 1 constant (with saving the pending operation) 4 bracket (with saving the pending operation) 1 memory (with aritmetic) |
Features: | %calculation with percent +/-change sign (direct entry of negative numbers) RVexchange registers (X-Y) Ffloating-point notation Sciscientific (exponential) notation a b/callows entry and display of fractions Sqrsquare root x2square pivalue of pi (3.1415..) can be recalled 1/xreciprocal trigtrigonometrical functions (sin, cos, tan and inverses: arcsin, arccos, arctan) hyphyperbolic functions (sinh, cosh, tanh and inverses: ar sinh, ar cosh, ar tanh) 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 nCrprobability calculations P-Rconverting coordinates between rectangular and polar systems n!factorial |
Display: | 12 digit VFD (NEC LD8197A (FIP12A4A)) |
Power: | 2×AA-type battery AD-2S adaptor |
Test results: | trigonometry:result of sin-1(cos-1(tan-1(tan(cos(sin(60°)))))), reference value: 60. 59.991586 exponential:result of 0.999160000, reference value (first 14 digits): 3.0068804206375×10-70 3.0068806E-70 |
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