AKA: CHECKMATE, Product number (P/N): 1002,
Keywords/Tags: 1002 | CHECKMATE
Date of intro: ~may-1973, Dimensions: 135x75x37mm, Weight: 215g,
Power: Rechargeable,
Display: Type = Display (LED: DIL-module) (List), Digits = 8+1,
Number of keys: 17, #Key-Black: 5, #Key-Red: 1, #Key-White: 11,
Decimal switch: [2-4], Miscellaneous switch: [ON-OFF],
Classification: / Pocket,
Featuring: Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Main Components: LITRONIX: LIT019,
Resemblance with: (Resemblance 022),
Serie-members: LITRONIX: 1002 (version-1) (WILD ROVER-keyboard, 'CHECKMATE'-notation on dark background); LITRONIX: 1002 (version-3) (KLIXON-keyboard, 'CHECKMATE'-notation on dark background); LITRONIX: 1002 (version-2) (KLIXON-keyboard, 'CHECKMATE'-notation on Silver background),
Collector value: 8.5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: VINTAGE CALCULATORS WEB MUSEUM, Link-2: DATAMATH CALCULATOR MUSEUM