[Amps] Really Big Solid State Power Amplifiers

R.Measures r at somis.org
Thu Dec 18 06:43:02 EST 2003



>Dr. William J. Schmidt, II wrote:
>> There is a very "cheap" solutions for the problem... not terribly
>> elegant, but it works great in my Harris 3230...  fuses and
>> transorbs.  The FB fuses solve the current spikes, and the transorbs
>> (across the D-S of the mosfets) catch the voltage spikes (basically
>> short).
>A genuine question, not a sniping comment - has anyone looked at the
>frequency range where Tranzorbs work in this situation, and/or measured
>their impedance vs frequency?
>
**  Good question, Steve.  There could be a problem with junction-C on 
higher-Joule transient-V suppressors for RF service.

>Steve
>
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