AKA (Label): electronic calculator, Product number (P/N): 103,
Keywords/Tags: 103
Date of intro: 1975, Origin: Bulgaria (List), Dimensions: 137x73x33mm, Weight: 122g,
Power: 6V: (AA x4) + Adaptor,
Display: Type = Display (LED) (List), Digits = 8+1,
Number of keys: 20, #Key-Black: 11, #Key-Red: 2, #Key-White: 7,
Keyboard Array (Rows x Columns): 05x04, Keyboard Layout: [M] [C] [CM] [(SquareRoot)] [%] - [7] [8] [9] [(Division)] - [4] [5] [6] [x] - [1] [2] [3] [-] [M-] - [0] [.] [=] [RM] [+] [M+],
Miscellaneous switch: [ON-OFF],
Classification: / Pocket,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Memories: 1,
Main Components: ROCKWELL: A5502OA,
Serie-members: ELKA: 103 (version-1) (Orange); ELKA: 103 (version-2) (Yellow),
Known Serial-numbers: 212982 (List of all S/Ns from ELKA)
Collector value: 7.5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: VINTAGE TECHNOLOGY, Link-2: A-MUSEUM