AKA: PROCES CAL, 12-DIGIT, JJ-20, Product number (P/N): JJ20 (JJ-20),
Keywords/Tags: JJ20 (JJ-20) | PROCES CAL | 12-DIGIT
Date of intro: ~1987, Origin: Japan (List), Dimensions: 172x102x42mm, Weight: 173g,
Power: 4.5V,
Display: Type = Display (LCD) (List), Digits = 12+1,
Number of keys: 32, #Key-Black: 11, #Key-Blue: 5, #Key-Grey: 14, #Key-Orange: 2,
Miscellaneous switch: [CAL-PROCESS],
Classification: / Desktop with Display / Multiple-type display,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Collector value: 7.5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),