Vintage Electronic Calculators:

Overview of Brands


CITIZEN: 801D (version-2)
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AKA (Label): MODEL 801D, ELECTRONIC CALCULATOR, Product number (P/N): 801D,
Keywords/Tags: 801D
Date of intro: ~1975, Origin: Japan (List), Dimensions: 137x82x27mm, Weight: 134g,
Power: 6V: (AA x4) + Adaptor, Adaptor: CITIZEN_adaptors: CTZ800R,
Display: Type = Display (VFD) (List), Digits = 8+1,
Number of keys: 25, #Key-Blue: 13, #Key-Grey: 11, #Key-Orange: 1,
Keyboard Array (Rows x Columns): 05x05,
Classification: / Pocket,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Memories: 1,
Related with: CITIZEN_docu: (Broch.) *: Taschenrechner mit der 12-Monats-Vollgarantie,
Resemblance with: (Resemblance 007_05_05_25),
Serie-members: CITIZEN: 801D (version-1) (24 Keys); CITIZEN: 801D (version-2) (UpperRight key = [C]); CITIZEN: 801D (version-3) (UpperRight key = [C/CE]),
Known Serial-numbers: 054488 | 073497 (List of all S/Ns from CITIZEN)
Collector value: 7/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),



Created: 09-jul-2015, Manual-update: 07-sep-2021, Batch-update: 25-feb-2024             

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