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12 30 2012 · I have another project radio,a Zenith Model Y723 that needs a new rectifier or preferably,a diode replacement.I looked on ebay for a NOS selenium rectifier …Replacing ...
Replacing Selenium Rectifiers in Zenith TransOceanics Replacing Selenium Rectifiers in Zenith TransOceanics All the miniature tube TransOceanics,from the G500 to the B600,were equipped with selenium ...
Selenium rectifiers are dry-plate rectifiers of the electronic type. The history of dry rectifiers hegan some 30 years ago with the advent of the copper-sulphide rectifier. In the early 20' s, the ...
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