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   rec.audio.tubes      Tube-based amplifiers... that go to 11      52,877 messages   

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   Message 51,657 of 52,877   
   Kevin Alfred Strom to rrusston@hotmail.com   
   Re: Building a new shortwave tube radio   
   26 Nov 11 13:25:22   
   
   371bb7f8   
   XPost: rec.radio.shortwave   
   From: kevin.strom@revilo-oliver.com   
      
   On 11/19/2011 1:40 AM, rrusston@hotmail.com wrote:   
   [...]   
   > Wow.   
   >   
   >   I remember listening to YOU-and Dr. Pierce-on the first regen I ever   
   > built when I lived in Texas, about ten miles from the Louisiana line   
   > on that shortwave station the NA bought time on. I did not always   
   > agree with what you said but I damn sure backed your right to say it.   
   > Pierce was really an intelligent person. I read the biography on him   
   > by Robert Griffin, great read.   
   >   
      
      
   Yes, Dr. Pierce was and -- Dr. Griffin is -- a person of exemplary   
   quality. A privilege to know them, indeed.   
      
      
   >   Louisiana is a seriously warped state. Texas was screwed up in some   
   > ways but Louisiana with its nightmarish hodgepodge of laws built on   
   > four different legal systems and general laissez-les-bon-temps-rouler   
   > attitude is Third World.   
   >   
   >   Regens are a pain in the ass. The best regen ever built was probably   
   > the National SW-3, or for low frequency work the old Mackay Marine   
   > set. Lindsay is full of shit when he says the homebrewer can better it   
   > with moderate effort.And even so any mediocre superhet will outperform   
   > it in some ways. My late forties Zenith console will separate stations   
   > the SW-3 won't. But they are interesting to build-once-like the   
   > crystal set, which can be run into a hi fi amp and give good local   
   > station performance. My regen was the two tube set in the Romney book   
   > which Lindsay also published. The SW-3 was far better-it would copy   
   > ham CW on 80 and 40 consistently and even SSB with a good signal. The   
   > homebrew was good for WWV and Radio Havana and that was it.   
      
      
      
   Even with more than four decades of radio under my belt, I still   
   haven't owned a regen -- though I've played with a few.   
      
   My next receiver will be an SDR. Eliminating all but one conversion   
   stage (since the SDR goes straight from RF to I/Q baseband) and   
   doing all the filtering and demodulation with perfect mathematical   
   accuracy in software not only gives you tremendous dynamic range and   
   filtering capability, but it makes the recovered audio almost   
   supernaturally clean-sounding.   
      
   Listening to a good SDR into a high-fidelity sound system for the   
   first time is like discovering that pillows had been strapped to   
   your speakers, and gravel had been stuck to your voice coil, for all   
   these years -- and finally removing them.   
      
      
   With best regards,   
      
      
   Kevin, WB4AIO.   
   --   
   http://nationalvanguard.org/   
   http://kevinalfredstrom.com/   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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