AKA: Mark 1, Product number (P/N): 1,
Keywords/Tags: 1 | Mark 1
Date of intro: ~1973, Origin: Japan (List),
Power: AC,
Display: Type = Display (Gas disharge tube) (List), Digits = 8+1,
Number of keys: 18, #Key-Blue: 2, #Key-Red: 2, #Key-White: 14,
Keyboard Array (Rows x Columns): 04x05,
Decimal switch: [5-4-3-2-F], Miscellaneous switch: [K-(ArrowUp)], Indicators: OVERFLOW NEGATIVE,
Classification: / Desktop with Display,
Related with: APF_parts: (Box) 1,
Serie-members: APF: 1 (version-1) (Gas Dishatge Tubes); APF: 1 (version-2) (With LED on display); APF: 1 (version-3) (No Flat Keys); APF: 1 (version-4) (Flat Keys),
Known Serial-numbers: A33441 (A 33441) (List of all S/Ns from APF)
Collector value: 8/10,