Vintage Electronic Calculators:
CALCUSEUM Home page

Overview of Brands

Colleagues

WALTHER: ETR4 (version-1)
(Page 1/1)


Product number (P/N): ETR4,
Keywords/Tags: ETR4 | 4
Date of intro: 1972, Dimensions: 213x152x55mm,
Display: Type = Display (Nixie) (List), Digits = 8,
Number of keys: 21, #Key-Black: 9, #Key-Grey: 12,
Classification: / Desktop with Display,
Featuring: Logic-technology: LSI (Large Scale Integration), calculator-chipset,
Main Components: ELECTRONIC ARRAYS: FDY150B5005; ELECTRONIC ARRAYS: FDY310B7014; ELECTRONIC ARRAYS: FDY280B7008; ELECTRONIC ARRAYS: FDY190B7010,
Resemblance with: WALTHER: ETR4 (version-2),
Serie-members: WALTHER: ETR4 (version-1) (White); WALTHER: ETR4 (version-2) (Green),
Known Serial-numbers: 5062146 (List of all S/Ns from WALTHER)
Collector value: 8.5/10,
Courtesy of: SIGG Markus,
Internet: Link-1: RECHENKASTEN, Link-2: KIRCHOF Thomas

Item

Created: 12-apr-2003, Manual-update: 13-oct-2019, Batch-update: 26-feb-2024             

# Pageloads since 2018: 238             

1 Pic(s),

                     

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