Product number (P/N): TR56D (TR-56D),
Keywords/Tags: TR56D (TR-56D)
Date of intro: ~1979,
Power: AC,
Number of keys: 25, #Key-Orange: 2, #Key-White: 23,
Keyboard Array (Rows x Columns): 04x07,
Decimal switch: [0-2-4-F], Miscellaneous switch: [(Blank)-K OFF-AC-DC],
Classification: / Desktop with Display,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Resemblance with: GPM: 56; MBO: TR125MR; MBO: TR12M (version-2),
Collector value: 7/10,
Courtesy of: KASPER Henning,