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NATIONAL SEMICONDUCTOR: 600 (version-5)
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AKA: WhizKid, AKA (Label): 600 CALCULATOR, Product number (P/N): 600,
Keywords/Tags: 600 | WhizKid
Date of intro: ~1975, Origin: USA (List), Dimensions: 150x73x34mm, Weight: 75g,
Power: 9V + Adaptor,
Display: Type = Display (LED) (List), Digits = 6,
Keyboard: Snap-action Disc spring, Number of keys: 15, #Key-Black: 15,
Keyboard Array (Rows x Columns): 04x04, Keyboard Layout: [7] [8] [9] [(Division)] - [4] [5] [6] [x] - [1] [2] [3] [-] - [C] [0] [+],
Decimal switch: [DECIMAL-(Blank)], Miscellaneous switch: [ON-(ArrowRight)],
Classification: / Pocket / RPN (Reverse Polish Notation),
Featuring: Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Components: 2 PCB(s),
Main Components: NATIONAL SEMICONDUCTOR: 805435,
Serie-members: NATIONAL SEMICONDUCTOR: 600 (version-1) (Brown label); NATIONAL SEMICONDUCTOR: 600 (version-2) (Blue label); NATIONAL SEMICONDUCTOR: 600 (version-3) (Blue label + Blue keys); NATIONAL SEMICONDUCTOR: 600 (version-4) (Magenta label); NATIONAL SEMICONDUCTOR: 600 (version-5) ('WhizKid'-label); NATIONAL SEMICONDUCTOR: 600 (version-6) (Red case),
Known Serial-numbers: 646747 | 661930 | 678659 (List of all S/Ns from NATIONAL SEMICONDUCTOR)
Collector value: 7.5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: SMITHSONIAN MUSIC

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Accessories

Label, name plate / Examples of use
S/N: 646747

Protection (pouche)

Created: 30-may-2014, Manual-update: 12-jul-2020, Batch-update: 28-jul-2022             

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