Casio CQ-1 Computer Quartz
| Manufacturer: | CASIO Computer Co., Ltd. (Japan) |
| Mfg. date: | 1976-77 |
| Size: | 14,4×6,5×3,2 cm |
| Weight (ready for operate): | 151 g |
| Type: | four-function desktop |
| Capacity: | 8 (7) digits (input/display) 8 digits (internal precision) |
| Operating logic: | algebraic |
| CPU: | uPD578C + uPD878C |
| Registers: | 2 standard (with saving the pending operation) 1 constant (with saving the pending operation) |
| Features: | Ffloating-point notation DMS-DDconversion of decimal and sexagesimal numbers |
| Display: | 8 digit VFD (NEC LD8155A) |
| Power: | 2×LR44 button cell + 1×AA-size battery AD-1S adaptor |
CQ-1
Inside of the CQ-1
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