Many thousands of Soemtron ETR 220's were made during their production run and by modern standards they are large and cumbersome, but very typical of their age - the 1960's. This section shows a few views of a typical Soemtron ETR 220 in good condition owned by calculator collector Serge Devidts. Click any image for a larger version. |
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 Inside view |
 Decimal point selection |
 Nixie tube display close up |
| Pictures ©2007 Serge Devidts, used with permission, for more see his site here. |