[Boatanchors] Copper oxide rectifiers

[J. Forster]

Roger,

You are confusing Copper Oxid with Selenium. There is no smoke from the CO
rectifiers. It's Selenium that makes the toxic, garlic like, smoke.

-John

==============



>
>
>
> Does anyone have experience with copper oxide rectifier stacks? I'm
>> helping with a Link Trainer restoration project for a local museum and
>> there are two such in the instructor's control chassis. Approx 1940s
>> vintage. Do these things fail easily or might these be usable still?
>>
>>
>> Thanks!
>>
>> Wayne
>> WB4OGM
>
>
>
> Wayne,
>
> They may be usable still as your other posts replied.
>
> If your restoration needs to look exact as original built, you have little
> choice.
> If you just need function, then a modern diode bridge is in order.
> Copper oxide was popular between tube diodes and better silicon diodes.
> But the magic smoke in copper oxide  diodes is more toxic than the magic
> smoke in silicon
> or germanium diodes. Thus copper oxide has fallen out of favor with
> some people.
>
> Roger AI4NI
> ______________________________________________________________
> Boatanchors mailing list
> Home: http://mailman.qth.net/mailman/listinfo/boatanchors
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:Boatanchors at mailman.qth.net
>
> List Administrator: Duane Fischer, W8DBF
> ** For Assistance: dfischer at usol.com **
>
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
>
>