[Amps] Elmer me on high power solid state amplifier design?
wc6w at juno.com
wc6w at juno.com
Wed Jan 5 13:34:15 EST 2005
-- "Dan Levin" <djl at andlev.com> wrote:
>I have (once again) become enamored with the idea of designing (and
>building, I hope) a solid state amplifier for 160 - 10 meter use.
Hi Dan,
Time to join a 12-step group to control those desires!? :-)
>Ideally, this amplifier would deliver 1500 watts output in contest use >with 100 watts or less drive, produce output that is as spectrally >clean as a tube amp, and cost less than an auto-tune tube amp by quite >a bit.
Low cost & high performance are not best buddies.
>Unfortunately, I know next to nothing about solid state design :-)
A great starting point!
Perhaps it would be easier to buy an old Collins HF-8020 series amp.?
>I've read a few of the Motorola app notes written by Helge Granberg, >and looked at a few designs that use MRF-150's and SC2879's on various >web sites. I am aware of the issues of output harmonic filtering, >lightening protection, SWR protection, etc. â none of that has >discouraged me yet âº
Not much has changed in the last 25 years.
>I have a bunch of (what I am sure are) fairly simple (and likely, in >some cases, fairly dumb) questions - but no one to ask them of.
>If you would be willing to chat with me a bit (by email) on this >subject, please let me know. I would appreciate it very much.
Sure... I've been tinkering a KW transistor thingy together over the past few years and I have researched many configurations...
>Thanks, and best Happy New Year to all,
> ***dan, K6IF
73 & Happy New Year,
Marv WC6W
P.S. -- If your QRZ listing is up-to-date, you're just up the hill from my aunt.
*
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