[hpsdr] Horton with Trumpet??

Robert McGwier rwmcgwier at comcast.net
Mon Jul 10 19:11:04 PDT 2006


pvharman at arach.net.au wrote:
> ***** High Performance Software Defined Radio Discussion List *****
>
> My 2c worth.
>
>
>   
--- snip ---
> However, I suggest that this is NOT the way to go. For now just cobble 
> together anything that will get you on the air with what ever power level you 
> need. 
>
> I suggest what we should be doing is to push the envelope and develop an 
> Envelope Removal and Restoration amplifier.  Getting the necessary envelope 
> for the Switching PSU  and carrier, with the correct phase relationship, with 
> the DSP 
> skills  we have in the group should be straight forward. We should be aiming 
> at spectacular IMD and 120w DC power in for 100w out. 
>   

Yes, let's foment some upset with the EER .  I have some serious 
documents to upload when we get started.

Bob


> See the latest QEX for an example of a tube amplifier that uses this 
> technique. 
>
> 73's Phil...
>
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>   

-- 
AMSAT VP Engineering. Member: ARRL, AMSAT-DL, TAPR, Packrats,
NJQRP/AMQRP, QRP ARCI, QCWA, FRC. ARRL SDR Wrk Grp Chairman
"An expert is a man who has made all the mistakes which can be
made in a very narrow field."  Niels Bohr


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