AKA (Label): ROGER 80, ELECTRONIC CALCULATOR, Product number (P/N): 80,
Keywords/Tags: 80
Date of intro: ~1974, Origin: Japan (List), Dimensions: 182x74x30mm, Weight: 230g,
Display: Type = Display (VFD) (List), Digits = 8+1,
Number of keys: 18, #Key-Orange: 5, #Key-White: 11, #Key-Yellow: 2,
Keyboard Array (Rows x Columns): 04x05,
Miscellaneous switch: [K-(ArrowUp)],
Classification: / Pocket,
Featuring: Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Main Components: NEC: µPD941C,
Collector value: 7.5/10,
Internet: Link-1: SILICIUM