[Amps] HELP: obsolete power zener for a TL-922

[2]

A string of Si rectifiers is cheaper and more rugged.

>You might try a 1N3306B from R.F. Parts: 7.5V, 50W stud mount, $13.95/each.
>
>WB2WIK/6
>
>"Success is the ability to go from failure to failure with no loss of
>enthusiasm." -Winston Churchill
>
>> -----Original Message-----
>> From:	ke5c [SMTP:ke5c at hot.rr.com]
>> Sent:	Monday, January 27, 2003 4:31 PM
>> To:	amps at contesting.com
>> Subject:	[Amps] HELP: obsolete power zener for a TL-922
>> 
>> Does anyone know of a source for power zeners?  I lost the bias zener in
>> an
>> old Kenwood TL-922.  It's 7.2 volts at unknow watts, but it carries both
>> grid and plate current which could total near an amp, so it's likely at
>> least a 10 watt device - and it looks it.  Kenwood says it's discontinued,
>> and it's replacement, a "ZX7.5" is $49.70, and I'm hoping to find a less
>> expensive solution.  It failed when a 160 volt electrolytic blew up and
>> spewed foil around the base of the control transformer, and I think the
>> zener got a dose of 110 v to ground - the amp was sitting in idle mode at
>> the time.  Thanks for any suggestions.
>> 
>> 73, John, ke5c at arrl.net
>> 
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-  R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, 
www.vcnet.com/measures.  
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