AKA: Plustron, Product number (P/N): 508,
Keywords/Tags: 508 | Plustron
Date of intro: ~1974, Origin: Singapore (List), Dimensions: 108x71x23mm,
Power: 9V,
Display: Type = Display (LED) (List), Digits = 8+1,
Number of keys: 18, #Key-Blue: 7, #Key-White: 11,
Miscellaneous switch: [OFF-ON],
Classification: / Pocket,
Featuring: Procent, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Main Components: TEXAS INSTRUMENTS,
Original Equipment Manufacturer : SOVRIN: 508 (version-2), Made by: SOVRIN (List of all Import-OEM-models for PLUSTRONICS),
Collector value: 7.5/10,
Internet: Link-1: VINTAGE CALCULATORS WEB MUSEUM