Vintage Electronic Calculators:

Overview of Brands


RFT: 75 (version-2)
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AKA: minirex 75, AKA (Label): ELEKTRONISCHER TASCHENRECHNER, Product number (P/N): 75,
Keywords/Tags: 75 | minirex
Date of intro: 1975, Origin: DDR (List), Dimensions: 140x80x33mm,
Power: Rechargeable,
Display: Type = Display (LED) (List), Digits = 8+1,
Number of keys: 18, #Key-Black: 7, #Key-Red: 1, #Key-White: 10,
Decimal switch: [F-2-3], Miscellaneous switch: [(Blank)-K],
Classification: / Pocket,
Featuring: Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Related with: RFT_docu: (Instr.) 75; RFT_docu: V19152Ri80754690 (Broch.) 75,
Main Components: TEXAS INSTRUMENTS: TMS0105NC,
Serie-members: RFT: 75 (version-1) (1 switch); RFT: 75 (version-2) (2 switches),
Known Serial-numbers: 050432 | 912337 (List of all S/Ns from RFT)
Collector value: 7.5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Info: Type 75 means year 1975


Label, name plate
S/N: 050432

Created: 07-jun-2010, Manual-update: 23-may-2018, Batch-update: 25-jan-2022             

# Pageloads since 2018: 29             

2 Pic(s),


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