Product number (P/N): 24HF,
Keywords/Tags: 24HF
Date of intro: ~1975, Origin: United Kingdom (List), Dimensions: 150x75x25mm, Weight: 140g,
Power: 4.5V: (AA x3) + Adaptor,
Display: Type = Display (VFD) (List), Digits = 8+1,
Number of keys: 24, #Key-Black: 9, #Key-Brown: 11, #Key-Orange: 4,
Keyboard Array (Rows x Columns): 06x04, Keyboard Layout: [MR] [MC] [(SquareRoot)] [+/-] - [M+] [M-] [%] [(Division)] - [7] [8] [9] [x] - [4] [5] [6] [-] - [1] [2] [3] [+] - [CE/C] [0] [.] [=],
Classification: / Pocket,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Memories: 1,
Components: 21 ... 6 Capacitor(s), 4 Diode(s), 7 Resistor(s), 2 Transistor(s), 1 IC(s),
Main Components: ROCKWELL: A5901CA,
Original Equipment Manufacturer : ROCKWELL: 24RDII, Resemblance with: GALFA: 81/3, (Resemblance 092), Made by: ROCKWELL (List of all Import-OEM-models for HOUSE OF FRASER),
Collector value: 7/10,
Courtesy of: DUDEK Emil,
Internet: Link-1: VINTAGE TECHNOLOGY, Link-2: VINTAGE CALCULATORS WEB MUSEUM