Vintage Electronic Calculators:

Overview of Brands


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AKA: J-1, ELECTRONIC CALCULATOR, AKA (Label): J-1, J-811, Product number (P/N): J811 (J-811),
Keywords/Tags: J811 (J-811) | J1 (J-1) | ELECTRONIC CALCULATOR
Date of intro: 1977, Origin: Japan (List), Dimensions: 160x100x25mm, Weight: 212g,
Power: 3V: (AA x2) + Adaptor, Adaptor: CASIO_adaptors: AD2S,
Display: Type = Display (VFD) (List), Digits = 8+1,
Number of keys: 24, #Key-Black: 3, #Key-Grey: 8, #Key-Orange: 2, #Key-White: 11,
Decimal switch: [4-2-0], Round switch: [F-CUT-5/4], Miscellaneous switch: [OFF-ON],
Classification: / Pocket,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Memories: 1,
Related with: CASIO_docu: M4000938L (Cat.); CASIO_docu: (Broch.) *: Casio office organizers (J811,J1211),
Main Components: CASIO: F8Z1A,
Serie-members: CASIO: J811; #64690#; CASIO: J1012; CASIO: J1211,
Known Serial-numbers: 1773802 | 4405376 (List of all S/Ns from CASIO)
Collector value: 7/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Info: DUDEK Emil:
Overflow on number input is suppressed.
Error is flagged by E. in the first digit whilst displaying as near as you can to the result. Error is not recoverable.
Storing in the memory using the [M+] or [M-] keys is not backed up by indication of memory store - you have to remember it!
[AC] clears the memory
There is automatic constant all operators by pressing them twice. i.e. press [5] [x] [x] [2] [=] gives 10, [3] [=] gives 15

Internet: Link-1: LEDUDU


Created: 17-dec-2005, Manual-update: 23-sep-2020, Batch-update: 24-jun-2022             

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