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Title: Manhattan-style Vacuum Tube Construction Technique by Grayson Evans Post by: N2CQR on June 02, 2016, 07:52:55 PM Grayson came back from Turkey and made an amazing presentation at Dayton. The Readers Digest abridged version can be seen here:
http://soldersmoke.blogspot.com/2016/06/manhattan-style-vacuum-tubes-evolution_2.html 73 Bill N2CQR Title: Re: Manhattan-style Vacuum Tube Construction Technique by Grayson Evans Post by: Opcom on June 02, 2016, 11:55:32 PM Thank you! AMfone - Dedicated to Amplitude Modulation on the Amateur Radio Bands
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