AKA: ALARM, COMPUTER QUARTZ, CQ-81, AKA (Label): COMPUTER QUARTZ CQ-81, Product number (P/N): CQ81 (CQ-81),
Keywords/Tags: CQ81 (CQ-81) | ALARM | COMPUTER QUARTZ
Date of intro: 1978, Origin: Japan (List), Dimensions: 131x70x41mm, Weight: 90g,
Power: 3V: (AA x2),
Display: Type = Display (LCD yellow) (List),
Number of keys: 28, #Key-Brown: 24, #Key-SilverColor: 4,
Keyboard Array (Rows x Columns): 06x05,
Classification: / Pocket / Time,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Memories: 1,
Related with: CASIO_docu: (Instr.) CQ81; CASIO_docu: (Warranty) version-1; CASIO_docu: (Ad.) *: A unique combination of light... (CQ81,MQ5,ST24); CASIO_docu: (Ad.) *: Die Rechner mit Reisewecker (AQ1000,CQ81); CASIO_docu: (Ad.) *: Interdiscount présent... (AQ1000,CQ81,JL20); CASIO_docu: (Ad.) *: io, Robot, La mia velocitá... (CQ81,FX120,HL101,LC841); CASIO_docu: (Ad.) *: Rechner mit Zusatznutzen (CQ81,MQ10,QL10); (Docu_Catalogs): SEARS: 1979 Christmas; CASIO_docu: M2000687A (Broch.) CQ81,
Resemblance with: HOMELAND: CQ803,
Known Serial-numbers: 4925400 (List of all S/Ns from CASIO)
Collector value: 7/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: CALCULATORCOLLECTION