1976 Radio Shack EC-375 Calculator Quick Repair @TheUbuntuGuy
1976 Radio Shack EC-375 Calculator Quick Repair  @TheUbuntuGuy
Uploaded January 2026 | Updated September 2026, 2 weeks ago
This Toshiba rebranded calculator with a design from 1973 didn't work despite being almost new in-box condition. The fix threw me for a loop because wire colours are a suggestion I guess.

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Mark Furneaux |

1976 Radio Shack EC-375 Calculator Quick Repair

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