AKA: Carry 90M, AKA (Label): Carry 90 M, ELECTRONIC HANDY CALCULATOR, Product number (P/N): 90M,
Keywords/Tags: 90M | Carry
Date of intro: ~1975, Dimensions: 130x65x20mm, Weight: 95g,
Power: 3V: (AA x2) + Adaptor,
Display: Type = Display (VFD) (List), Digits = 8+1,
Number of keys: 24, #Key-Black: 11, #Key-Red: 2, #Key-White: 11,
Keyboard Array (Rows x Columns): 05x05,
Miscellaneous switch: [ON-OFF],
Classification: / Pocket,
Featuring: Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Related with: CITIZEN_parts: (Box) 90M,
Known Serial-numbers: 018814 | 036921 | 039189 | 047725 (List of all S/Ns from CITIZEN)
Collector value: 7/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: CALCULATORCOLLECTION