Product number (P/N): SR99P,
Keywords/Tags: SR99P
Date of intro: ~1975, Origin: Japan (List), Dimensions: 123x78x24mm, Weight: 114g,
Power: 3V: (AA x2) + Adaptor,
Display: Type = Display (VFD) (List), Brand = NEC: LD8122, Digits = 8+1,
Number of keys: 22, #Key-Grey: 10, #Key-Red: 1, #Key-White: 11,
Keyboard Array (Rows x Columns): 05x05, Keyboard Layout: [C] [CE] - [7] [8] [9] [(SquareRoot)] [(Pi)] - [4] [5] [6] [x] [(Division)] - [1] [2] [3] [+] [-] - [0] [.] [+/-] [=] [%],
Miscellaneous switch: [OFF-ON],
Classification: / Pocket,
Featuring: Procent, Square root, PI, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Components: 17 ... 8 Capacitor(s), 4 Diode(s), 2 Transistor(s), 1 IC(s),
Main Components: NEC: µPD940C,
Resemblance with: (Resemblance 015_05_05_22A), Made by: TEAL (List of all Import-OEM-models for PRINZTRONIC),
Serie-members:
PRINZTRONIC: SR99P (version-1) (With [(Pi)])
PRINZTRONIC: SR99P (version-2) (Without [(Pi)]),
Known Serial-numbers: 151786 | 157427 | 158042 | 173232 (List of all S/Ns from PRINZTRONIC)
Collector value: 7/10,
Internet: Link-1: VINTAGE TECHNOLOGY, Link-2: VINTAGE CALCULATORS WEB MUSEUM