Product number (P/N): 52,
Keywords/Tags: 52 | COLCA | CEC52 (CEC-41)
Date of intro: ~1970,
Power: AC,
Display: Type = Display (Nixie) (List), Digits = 12,
Number of keys: 25, #Key-Black: 10, #Key-Blue: 2, #Key-Red: 2, #Key-White: 11,
Keyboard Array (Rows x Columns): 04x08,
Classification: / Desktop with Display,
Related with: COLUMBIA_docu: (Broch.) 52 (Japanese),
Resemblance with: DENON: DEC522D,
Known Serial-numbers: 00506 | 101438 (List of all S/Ns from COLUMBIA)
Collector value: 8.5/10,