Vintage Electronic Calculators:

Overview of Brands


CITIZEN: 800D (version-1)
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AKA (Label): MODEL 800D, ELECTRONIC CALCULATOR, Product number (P/N): 800D,
Keywords/Tags: 800D
Date of intro: ~sep-1975, Origin: Japan (List), Dimensions: 138x83x26mm, Weight: 140g,
Power: 6V: (AA x4) + Adaptor,
Display: Type = Display (VFD) (List), Digits = 8,
Number of keys: 19, #Key-Blue: 7, #Key-Grey: 11, #Key-Orange: 1,
Miscellaneous switch: [ON-OFF],
Classification: / Pocket,
Featuring: Procent, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Resemblance with: (Resemblance 007_04_05_19B),
Serie-members: CITIZEN: 800D (version-1) (Without PI); CITIZEN: 800D (version-2) (With PI),
Known Serial-numbers: 174715 (List of all S/Ns from CITIZEN)
Collector value: 7/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),


Created: 21-dec-2014, Manual-update: 05-sep-2021, Batch-update: 25-feb-2024             

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