AKA (Label): Model 4109, Rechargeable Electronic Calculator, 300990, Product number (P/N): 300990,
Keywords/Tags: 300990 | 4109
Date of intro: 1974, Origin: USA (List), Dimensions: 150x80x32mm, Weight: 140g,
Power: Rechargeable,
Display: Type = Display (LED) (List),
Number of keys: 27, #Key-Blue: 5, #Key-Grey: 4, #Key-Red: 7, #Key-White: 11,
Miscellaneous switch: [(ArrowLeft)-ON (ArrowLeft)-(Sigma)],
Classification: / Pocket,
Featuring: Procent, Square root,
Main Components: WESTERN DIGITAL: LC1692B,
Original Equipment Manufacturer : COMMODORE: 4109 (List of all Export-OEM-models from COMMODORE), Resemblance with: J.C. PENNEY: 3140,
Known Serial-numbers: 001304 | 001955 | 004540 | 012959 | 013078 | 018036 | 020018 | 028221 | 041936 (List of all S/Ns from COMMODORE)
Collector value: 8/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: VIRTUAL MUSEUM OF CALCULATORS, Link-2: MINGO'S COMMODOREPAGE