Vintage Electronic Calculators:

Overview of Brands


ARISTO: M85 (version-1)
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AKA: M 85, Product number (P/N): M85 (M 85),
Keywords/Tags: M85 (M 85)
Date of intro: 1975, Origin: Germany (List), Dimensions: 151x76x18mm, Weight: 215g,
Power: 4.5V: (AA x3), Adaptor: ARISTO_adaptors: 6790,
Display: Type = Display (LED) (List), Digits = 8+1+(2+1),
Number of keys: 25, #Key-Grey: 6, #Key-Orange: 5, #Key-Red: 3, #Key-White: 11,
Miscellaneous switch: [rad-(Alpha Degrees) 0-1],
Classification: / Pocket,
Featuring: Scientific functions, Square root, PI, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Memories: 1,
Related with: ARISTO_docu: 0505013c (Instr.) M85; ARISTO_docu: 0505013b (Instr.) M85; ARISTO_docu: (Broch.) ARISTO Electronic-Rechner; ARISTO_docu: SAALLO (Broch.); ARISTO_parts: 6781 (Pouche); ARISTO_docu: (Book) Rechnen met dem Electronic-Rechner ARISTO M85,
Main Components: ROCKWELL: A4802; or; ROCKWELL: A4802F,
Other components: ITT: XK8510 {2x}; ITT: XK8509,
Serie-members: ARISTO: M85 (version-1) (LED-display); ARISTO: M85 (version-2) (VFD-display); ARISTO: M85 (version-3) (Showroom-model),
Collector value: 8/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Info: LED-version
Internet: Link-1: LÜTJENS Jörn, Link-2: VINTAGE TECHNOLOGY


Created: 01-apr-2006, Manual-update: 07-feb-2021, Batch-update: 25-sep-2023             

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