AKA (Label): MODEL K-80M, Product number (P/N): K80M (K-80M),
Keywords/Tags: K80M (K-80M)
Date of intro: ~1973, Dimensions: 220x120x35mm,
Display: Type = Display (Gas disharge) (List), Digits = 8+1,
Number of keys: 16, #Key-Black: 4, #Key-Red: 1, #Key-White: 11,
Keyboard Array (Rows x Columns): 04x04, Keyboard Layout: [7] [8] [9] [C] - [4] [5] [6] [(Division)] - [1] [2] [3] [x] - [0] [.] [+=] [-=],
Decimal switch: [DECIMAL_4-2-AUTO], Miscellaneous switch: [POWER_K-ON-OFF],
Classification: / Desktop with Display,
Featuring: Batterymeter, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Resemblance with: (Resemblance 500_4_4_16),
Serie-members: TOKYO ELECTRONIC APPLICATION LAB (TEAL): K80M (version-1) (Black); TOKYO ELECTRONIC APPLICATION LAB (TEAL): K80M (version-2) (Silver),
Known Serial-numbers: 706331 | 711239 (List of all S/Ns from TOKYO ELECTRONIC APPLICATION LAB (TEAL))
Collector value: 8/10,