Vintage Electronic Calculators:

Overview of Brands


MBO: Sigma
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AKA (Label): Elektronenrechner, Modell: Sigma, Bestell-Nr.: 0526, Product number (P/N): 0526,
Keywords/Tags: 0526 | Sigma
Date of intro: 1974, Origin: Japan (List),
Power: 6V: (AA x4),
Display: Type = Display (VFD) (List), Digits = 8+1,
Number of keys: 23, #Key-Black: 11, #Key-Grey: 12,
Miscellaneous switch: [ON-OFF],
Classification: / Pocket,
Featuring: Procent, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Made by: TOSHIBA (List of all Import-OEM-models for MBO),
Collector value: 7/10,


Created: 15-sep-2014, Manual-update: 15-sep-2019, Batch-update: 04-dec-2022             

# Pageloads since 2018: 11             

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