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HELEC: GT537
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AKA: tip-in, AKA (Label): GT 537, Product number (P/N): GT537 (GT 537),
Keywords/Tags: GT537 (GT 537) | tipin (tip-in)
Date of intro: 1974, Origin: Germany (List), Dimensions: 135x80x24mm, Weight: 155g,
Power: 7.5V: (AA x5) + Adaptor,
Display: Type = Display (LED) (List),
Number of keys: 18,
Classification: / Pocket,
Featuring: Square root,
Resemblance with: (Resemblance 050),
Known Serial-numbers: 700426 | 700593 | 700719 (List of all S/Ns from HELEC)
Collector value: 8/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),

Item

Label, name plate
S/N: 700593
DORRBECKER & Co.

Created: 31-may-2014, Manual-update: 14-aug-2022, Batch-update: 13-aug-2022             

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