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RICOH: 121N
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AKA: RICOMAC 121 N, MODEL 7481-00, AKA (Label): MODEL 7481-00, Product number (P/N): 748100 (7481-00),
Keywords/Tags: 748100 (7481-00) | 121N (121 N)
Date of intro: 1970, Origin: Japan (List),
Power: AC,
Display: Type = Display (VFD tube) (List), Digits = 12,
Number of keys: 26, #Key-Grey: 12, #Key-Orange: 3, #Key-White: 11,
Decimal switch: [6-4-3-2-0], Miscellaneous switch: [K-(Blank)],
Classification: / Desktop with Display,
Known Serial-numbers: 14574 (List of all S/Ns from RICOH)
Collector value: 8/10,
Internet: Link-1: DENTAKU MUSEUM

Item

Internals
(Courtesy of: YOSHIDA T.)

Internals (PCB)
(Courtesy of: YOSHIDA T.)

Keyboard
(Courtesy of: YOSHIDA T.)

Label, name plate

Created: 03-may-2016, Manual-update: 18-jun-2019, Batch-update: 26-feb-2024             

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