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Old 5th April 2015, 04:14 PM
tasos25 tasos25 is offline
Junior Member
 
Join Date: Apr 2015
Location: Greece
Posts: 2
Default opinion for schematics

hello
New to forum and hi end I want to build a tube amplifier and after much searching I found this projects
http://www.audio-talk.co.uk/fiultra/...trafi-crct.jpg
I would like if you kindly take a look and tell me your opinion what do you think about batteries for negative grid bias and another plan is this

http://www.audiodesignguide.com/SE300B/index.html
more than two is preferable to construct
Thanks for replying
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