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In Reply to: Re: Cryogenically frozen tubes posted by Chris Spafford on September 26, 2001 at 16:09:39:
I toured the Pearl facilty couple times and have spent a lot of time talking to Bill Perkins. He has invested much R&D effort developing methods to control tube microphonics, and has what I would call an entire system, cryogenic treatment is just one part. Bill is not a voodoo or fairly dust type of person. He has an incredible electronics lab full of test gear that is used to document everthing he does. If you download and read his stuff on tube cooling, I think you'll see where he is coming from. A big part of the reason these tubes are more expensive is they are graded and sorted for noise and microphonics. He also hangs out on joe net if you want to get him there.
Bob
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Follow Ups
- Re: Cryogenically frozen tubes - BFitz 09/26/0117:22:11 09/26/01 (0)