AKA: Auto Constant, Product number (P/N): SR81,
Keywords/Tags: SR81 | Auto Constant
Date of intro: ~1975,
Display: Type = Display (VFD) (List),
Number of keys: 23, #Key-Grey: 11, #Key-Red: 1, #Key-White: 11,
Keyboard Array (Rows x Columns): 05x05,
Miscellaneous switch: [OFF-ON],
Classification: / Pocket,
Featuring: Procent, Square root, PI, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Memories: 1,
Resemblance with: (Resemblance 015_05_05_23C),
Collector value: 7/10,