AKA: COMPUTERIZED QUARTZ CQ-1, AKA (Label): COMPUTERIZED QUARTZ CQ-1, Product number (P/N): CQ1 (CQ-1),
Keywords/Tags: CQ1 (CQ-1) | COMPUTERIZED QUARTZ
Date of intro: dec-1976, Origin: Japan (List), Dimensions: 144x64x33mm, Weight: 124g,
Power: 1.5V: (AA x1),
Display: Type = Display (VFD) (List), Brand = NEC: LD8155A, Digits = 8,
Number of keys: 23, #Key-Black: 20, #Key-SilverColor: 3,
Miscellaneous switch: [ST-OFF-TIME-COMP-SET],
Classification: / Pocket / Time,
Featuring: Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Related with: CASIO_docu: (Instr.) CQ1; CASIO_docu: (Instr.) CQ1; CASIO_docu: (Broch.) CQ1: The CQ-1 computerized quartz calculator...; CASIO_docu: (Broch.) *: Casio alarm clock-calculator (CQ1,CQ2); (Docu_Catalogs): ARGOS: 1977 Autumn,
Main Components: NEC: µPD578C,
Original Equipment Manufacturer : CASIO: CQ1 (version-1) (List of all Export-OEM-models from CASIO), Resemblance with: MBO: Compu Quartz; RADIO SHACK: EC223,
Serie-members: CASIO: CQ1 (version-1) (Black); CASIO: CQ1 (version-2) (Beige); CASIO: CQ1 (version-3) (Red); CASIO: CQ1 (version-4) (White); CASIO: CQ1 (version-5) (TIFFANY & Co.),
Known Serial-numbers: 5873439 | 5874444 (List of all S/Ns from CASIO)
Initial Cost Price: 14000 JPY (€ 113,40), Collector value: 8/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: VINTAGE TECHNOLOGY, Link-2: VIRTUAL MUSEUM OF CALCULATORS, Link-3: VINTAGE CALCULATORS WEB MUSEUM, Link-4: VOIDWARE
Successor: CASIO: CQ2