AKA (Label): CAT. NO. 65-638A, MODEL EC-495, Product number (P/N): 65638A (65-638A),
Keywords/Tags: 65638A (65-638A) | EC495 (EC-495) | 495
Date of intro: 1977, Origin: Japan (List), Taiwan (List), Dimensions: 152x83x30mm,
Power: 6V: (AA x4) + Adaptor,
Display: Type = Display (VFD) (List), Brand = FUTABA: 12ST22A, Digits = 12,
Number of keys: 43, #Key-Black: 30, #Key-Orange: 2, #Key-White: 11,
Miscellaneous switch: [DEG-RAD-GRAD OFF-ON],
Classification: / Pocket,
Featuring: Scientific functions, Square root, PI, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Related with: RADIO SHACK_parts: (Box) EC495,
Components: 39 ... 6 Capacitor(s), 17 Diode(s), 10 Resistor(s), 2 Transistor(s), 1 IC(s),
Main Components: MITSUBISHI: M58628-001P,
Resemblance with: ZENY: SR201,
Known Serial-numbers: 068436 | 0699085 | 076675 (List of all S/Ns from RADIO SHACK)
Collector value: 7/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: LE RAYON DES CALCULATRICES, Link-2: VINTAGE TECHNOLOGY