AKA (Label): LERNRECHNER, ART. NR. 028/746, Product number (P/N): 028746 (028/746),
Keywords/Tags: 028746 (028/746) | 400
Date of intro: 1976, Origin: Taiwan (List), Dimensions: 130x75x35mm, Weight: 95g,
Power: 9V + Adaptor, Adaptor: SANTRON_adaptors: 025/038, 027/979,
Display: Type = Display (None) (List), Extra Display features: Type = Display (LED: as bulb) (List), Quantity = 2,
Number of keys: 18, #Key-Black: 15, #Key-Red: 2, #Key-White: 1,
Indicators: (Green) (Red),
Classification: / Pocket / Social+Behavorial (education),
Featuring: Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Related with: NECKERMANN_docu: (Cat.): Weltmarken zu kleinen Preisen...,
Main Components: NATIONAL SEMICONDUCTOR: MM5780N,
Resemblance with: MATHIX: 400A (version-2); PIRATRON: 400A,
Collector value: 7.5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: DATAMATH CALCULATOR MUSEUM