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MATHBOOK: 817L
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AKA: Memory, AKA (Label): MATHBOOK #817L, Product number (P/N): 817L,
Keywords/Tags: 817L | Memory
Date of intro: ~1975, Origin: Japan (List), Dimensions: 127x83mm,
Power: 3V: (AA x2),
Display: Type = Display (VFD) (List),
Number of keys: 23, #Key-Grey: 11, #Key-Red: 1, #Key-White: 11,
Keyboard Array (Rows x Columns): 05x05, Keyboard Layout: [C] [CE] [CM] - [7] [8] [9] [M=] [RM] - [4] [5] [6] [x] [(Division)] - [1] [2] [3] [+] [-] - [0] [.] [+/-] [=] [%],
Classification: / Pocket,
Featuring: Procent, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Memories: 1,
Original Equipment Manufacturer : TOKYO ELECTRONIC APPLICATION LAB (TEAL): 817 (version-1), Resemblance with: (Resemblance 015_05_05_23), Made by: TEAL (List of all Import-OEM-models for MATHBOOK),
Serie-members: ; TOKYO ELECTRONIC APPLICATION LAB (TEAL): 817 (version-2),
Known Serial-numbers: 624721 (List of all S/Ns from MATHBOOK)
Collector value: 7/10,

Item

Box
Front

Box
Rear

Label, name plate
S/N: 624721

Created: 14-sep-2013, Manual-update: 02-aug-2021, Batch-update: 20-may-2022             

# Pageloads since 2018: 7             

4 Pic(s),

                     

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