Replacing Selenium Rectifiers

Old radios often had selenium rectifiers to convert AC to DC. The problem is that the old units, dating back to 1933, are prone to failure and to release dangerous chemicals like hydrogen selenide. [… [+932 chars]

Replacing Selenium Rectifiers

Replacing Selenium Rectifiers

Replacing Selenium Rectifiers

Replacing Selenium Rectifiers
Replacing Selenium Rectifiers
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