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Re: JUMA PA1000 Linear Amplifier

Hi,
It's the simple board to control ALC, overload the amplifier is back to trx and drive power will be reduced. In my amp I also use some new features ex. to correct a linearity.

Right now i'm testing a 4xldmos amplifier on my developing board :).

atb, Robert SP5G
by SP5G
13 May 2012 17:32
 
Forum: Juma Discussion
Topic: JUMA PA1000 Linear Amplifier
Replies: 50
Views: 97248

Re: JUMA PA1000 Linear Amplifier

Hi, I would say that the amp works, but construction has been completely changed in terms of amplifier developed by Baruch, are listed transformers input and proposition because it is warming and has not worked properly on the 50MHz band, bad choice of materials and cause terrible harmonic distortio...
by SP5G
07 May 2012 15:59
 
Forum: Juma Discussion
Topic: JUMA PA1000 Linear Amplifier
Replies: 50
Views: 97248

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