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Product number (P/N): 1442,
Keywords/Tags: 1442
Date of intro: ~1975, Origin: Taiwan (List), Dimensions: 146x76x32mm,
Power: 6V: (AA x4) + Adaptor,
Display: Type = Display (VFD) (List), Digits = 8+1,
Number of keys: 24, #Key-Beige: 12, #Key-Red: 1, #Key-White: 11,
Miscellaneous switch: [(ArrowRight)-ON],
Classification: / Pocket,
Featuring: Procent, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Memories: 1,
Related with: QUALITRON_docu: (Broch.) *: 1439,1442,
Resemblance with: (Resemblance 014),
Serie-members: QUALITRON: 1442 (version-1) (21 keys); QUALITRON: 1442 (version-2) (22 keys); QUALITRON: 1442 (version-3) (24 keys, no rectangular label on keyboard); QUALITRON: 1442 (version-4) (24 keys, rectangular label on keyboard),
Known Serial-numbers: 741499 (List of all S/Ns from QUALITRON)
Collector value: 7/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
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