AKA (Label): Elektronenrechner, Modell: EXCLUSIVE 1, Bestell-Nr: 0542, Product number (P/N): 542,
Keywords/Tags: 542 | Sigma | 1
Date of intro: ~1975, Dimensions: 132x70x25mm, Weight: 110g,
Power: 9V + Adaptor,
Display: Type = Display (VFD) (List), Digits = 8+1,
Number of keys: 19, #Key-Blue: 5, #Key-Red: 3, #Key-White: 11,
Miscellaneous switch: [off-on],
Classification: / Pocket,
Featuring: Procent, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Known Serial-numbers: 107963 (1-07963) | 114279 (1-14279) (List of all S/Ns from MBO)
Collector value: 7/10,