AKA: professional, Product number (P/N): professional,
Keywords/Tags: professional
Date of intro: 1977, Origin: Italy (List),
Display: Type = Display (LED) (List),
Number of keys: 40,
Classification: / Pocket,
Featuring: Scientific functions, Square root, PI,
Main Components: TEXAS INSTRUMENTS: TMC0981NL,
Original Equipment Manufacturer : TEXAS INSTRUMENTS: 30 (List of all Export-OEM-models from TEXAS INSTRUMENTS), Made by: TEXAS INSTRUMENTS (List of all Import-OEM-models for TEXAS INSTRUMENTS),
Known Serial-numbers: 425549 | 428974 | 4289740978RCI (428974, 0978RCI) (List of all S/Ns from TEXAS INSTRUMENTS)
Collector value: 8.5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: DATAMATH CALCULATOR MUSEUM