AKA: MEMORY-12, Product number (P/N): 12,
Keywords/Tags: 12 | MEMORY
Date of intro: ~1973, Origin: USA (List), Dimensions: 245x160x52mm,
Power: AC,
Display: Type = Display (Gas disharge) (List), Digits = 12, Extra Display features: Type = Display (Neon bulb) (List), Quantity = 1,
Number of keys: 30, #Key-Black: 5, #Key-Blue: 11, #Key-Brown: 14,
Keyboard Array (Rows x Columns): 06x04,
Classification: / Desktop with Display,
Featuring: Procent, Logic-technology: LSI (Large Scale Integration), calculator-chipset, Memories: 2,
Serie-members: ADDMASTER: 12 Memory (version-1) (Colored Keys); ADDMASTER: 12 Memory (version-2) (Black and White Keys),
Known Serial-numbers: 2744 (List of all S/Ns from ADDMASTER)
Collector value: 8/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),