Product number (P/N): 22,
Keywords/Tags: 22
Date of intro: ~1967, Origin: Bulgaria (List), Dimensions: 400x350x150mm,
Power: AC,
Display: Type = Display (Nixie) (List), Digits = 12,
Number of keys: 23, #Key-Red: 4, #Key-White: 19,
Keyboard Array (Rows x Columns): 04x07,
Classification: / Desktop with Display,
Serie-members: ELKA: 22 (With Display, no Printer); ELKA: 25 (With Printer, no Display),
Known Serial-numbers: 2207636 (22, 07636) | 22129374 (22, 129374) | 22146385 (22, 146385) | 2260717 (22, 2260717) | 2293226 (22, 93226) | 22M113377 (22M, 113377) | 22M65392 (22M, 65392) | 22M67314 (22M, 67314) | 22M77578 (22M, 77578) | 22M78599 (22M, 78599) | 77578 (List of all S/Ns from ELKA)
Collector value: 9/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: MUSEILLO DEL CÁLCULO Y DE LA INFORMÁTICA, Link-2: COMPUTER MUSEUM Berlin, Link-3: WIKIPEDIA, Link-4: A-MUSEUM