Vintage Electronic Calculators:

Overview of Brands


MBO: Comet I (version-1)
(Page 1/1)

AKA (Label): Elektronenrechner, Modell: COMET I, Product number (P/N): Comet,
Keywords/Tags: Comet | I
Date of intro: ~1974, Dimensions: 130x70x22mm, Weight: 80g,
Power: 9V + Adaptor,
Display: Type = Display (LED) (List), Digits = 8+1,
Number of keys: 18,
Classification: / Pocket,
Featuring: Procent, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Known Serial-numbers: E38103186 (E-38-103186) (List of all S/Ns from MBO)
Collector value: 7.5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),

!!! This item is WANTED to join the collection !!!


Label, name plate
S/N: E38103186 (E-38-103186)

Created: 20-feb-2014, Manual-update: 28-apr-2018, Batch-update: 06-aug-2022             

# Pageloads since 2018: 2             

2 Pic(s),


If you have a (better) personal picture and/or missing info about any model not listed: Please do send a Mail