Product number (P/N): ESR30,
Keywords/Tags: ESR30
Date of intro: ~1975, Origin: Hong Kong (List),
Display: Type = Display (VFD) (List),
Number of keys: 20, #Key-Black: 8, #Key-Red: 1, #Key-SilverColor: 11,
Miscellaneous switch: [OFF-ON D-R],
Classification: / Pocket,
Featuring: Procent, Square root, PI, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Collector value: 7/10,