Vintage Electronic Calculators:

Overview of Brands


CITIZEN: SDC30 (version-2)
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AKA: SDC-30, 10-DIGIT, Dual-Power, AKA (Label): desk top Calculator, type: SDC-30, Japan CBM Corporation, Product number (P/N): SDC30 (SDC-30),
Keywords/Tags: SDC30 (SDC-30) | 10-DIGIT | Dual-Power
Origin: Taiwan (List),
Power: Battery + Solar,
Display: Type = Display (LCD) (List),
Number of keys: 25, #Key-Black: 10, #Key-Red: 4, #Key-White: 11,
Miscellaneous switch: [Dual-Power_solar power-battery power],
Classification: / Pocket,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Known Serial-numbers: 850903 (List of all S/Ns from CITIZEN)
Collector value: 7/10,


Created: 08-jul-2011, Manual-update: 28-jul-2020, Batch-update: 25-feb-2024             

# Pageloads since 2018: 6             

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