Vintage Electronic Calculators:

Overview of Brands


SEARS: 728.5825
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AKA: 10m, AKA (Label): MODEL NO. 728.5825, Product number (P/N): 7285825 (728.5825),
Keywords/Tags: 7285825 (728.5825) | 10m
Date of intro: 1974, Origin: USA (List), Dimensions: 152x76x35mm, Weight: 135g,
Power: Rechargeable,
Display: Type = Display (LED) (List), Digits = 10+1,
Number of keys: 25, #Key-Black: 14, #Key-White: 11,
Keyboard Array (Rows x Columns): 05x05,
Miscellaneous switch: [(Sigma)-(Blank) (Blank)-on],
Classification: / Pocket,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Memories: 1,
Made by: BOWMAR (List of all Import-OEM-models for SEARS),
Serie-members: SEARS: 41021 (); SEARS: 728.5825 (),
Known Serial-numbers: 164475 | 337269 (List of all S/Ns from SEARS)
Initial Cost Price: USD79.50, Collector value: 7.5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),


Label, name plate / Examples of use
S/N: 164475

Created: 04-jan-2002, Manual-update: 18-jun-2021, Batch-update: 26-feb-2024             

# Pageloads since 2018: 19             

2 Pic(s),


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