AKA: Scientist, AKA (Label): Tipus: TK-1023, Product number (P/N): TK1023 (Scientist),
Keywords/Tags: TK1023 (Scientist) | Scientist
Date of intro: ~1976, Origin: Hungary (List), Dimensions: 155x75x27mm, Weight: 130g,
Power: Rechargeable,
Display: Type = Display (LED) (List), Brand = NATIONAL SEMICONDUCTOR: A5101, Digits = 10+1+(2+1),
Number of keys: 35, #Key-Black: 4, #Key-Grey: 18, #Key-Red: 1, #Key-White: 12,
Classification: / Pocket,
Featuring: Scientific functions, Square root, PI,
Main Components: NATIONAL SEMICONDUCTOR: MM5758N,
Other components: NATIONAL SEMICONDUCTOR: (2x IC),
Original Equipment Manufacturer : NATIONAL SEMICONDUCTOR: 4520, Resemblance with: NOVUS: 4520, Made by: NATIONAL SEMICONDUCTOR (List of all Import-OEM-models for HIRADASTECHNIKA SZOVETKEZET),
Known Serial-numbers: 603507A | 604741 | 608540 (List of all S/Ns from HIRADASTECHNIKA SZOVETKEZET)
Collector value: 8/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: VIRTUAL MUSEUM OF CALCULATORS