Vintage Electronic Calculators:

Overview of Brands


APF: 26
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AKA: MARK 26, AKA (Label): MODEL NO: MARK 26, Product number (P/N): 26,
Keywords/Tags: 26 | MARK 26
Date of intro: 1975, Origin: Japan (List), Dimensions: 112x65x36mm, Weight: 90g,
Power: 9V + Adaptor, Adaptor: APF_adaptors: 710; APF_adaptors: 751S,
Display: Type = Display (LED) (List), Digits = 8+1,
Number of keys: 19, #Key-Blue: 7, #Key-Grey: 11, #Key-White: 1,
Miscellaneous switch: [on-off],
Classification: / Pocket,
Featuring: Procent, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Main Components: GENERAL INSTRUMENT: C594,
Known Serial-numbers: 404768 | J033371 (J 033371) | J097909 (J-097909) | J1004898 (J-1004898) | J341701 (J 341701) | J404768 (J-404768) | J418221 (J-418221) | J418939 (J-418939) | J423325 (J-423325) | R0131728 (R-0131728) (List of all S/Ns from APF)
Collector value: 7.5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: SMITHSONIAN MUSIC, Link-2



Label, name plate
S/N: J418221 (J-418221)

Label, name plate
S/N: J418939 (J-418939)

Label, name plate
S/N: J423325 (J-423325)

Protection (pouche)

Created: 30-mar-2014, Manual-update: 16-oct-2018, Batch-update: 25-feb-2024             

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6 Pic(s),


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