AKA (Label): Calculator Model 24RD, Product number (P/N): 24RD,
Keywords/Tags: 24RD
Date of intro: 1975, Origin: Japan (List), Dimensions: 155x75x23mm, Weight: 156g,
Power: 6V: (AA x4) + Adaptor, Adaptor: ROCKWELL_adaptors: 105R; ROCKWELL_adaptors: 106R,
Display: Type = Display (VFD) (List), Brand = ISEDEN: DP89A, Digits = 8, Extra Display features: Type = Display (LED: as bulb) (List), Quantity = 2,
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] [.] [=],
Miscellaneous switch: [OFF-ON], Indicators: MEM MINUS,
Classification: / Pocket,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Memories: 1,
Related with: ROCKWELL_docu: (Ad.) *: Schencken Sie... (18R,24RD,63R); ROCKWELL_docu: 2520D109New875 (Instr.) 24RD; ROCKWELL_docu: (Ad.) *: Got a problem?... (8R,18R,24R); ROCKWELL_parts: (Box) 24RD,
Components: 31 ... 9 Capacitor(s), 7 Diode(s), 9 Resistor(s), 2 Transistor(s), 1 IC(s),
Main Components: ROCKWELL: A5901CA,
Serie-members: ROCKWELL: 24RD (Large display); ROCKWELL: 24RDII (Smaller display),
Known Serial-numbers: 109429036 | 115596095 (115596.095) | 117439026 (117439.026) | 130341026 (130341.026) | 130418036 (130418.036) | 135299115 (135299.115) | 140318115 (140318.115) (List of all S/Ns from ROCKWELL)
Initial Cost Price: USD24.88, Collector value: 7/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: VINTAGE TECHNOLOGY