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All ye experienced tube folks, explain me this
Phlogiston
Radio-Fixer-Upper
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Posts: 2,118
Threads: 112
Joined: Jun 2010
City: Medford OR (OR what?)
#13

11-12-2016, 02:41 PM
(11-12-2016, 01:13 PM)morzh Wrote:  Oh, but if you are TRUE audiofool and CANNOT LIVE without them 6BQ5 at low voltage needing changed every other week, you will cough up the necessary amount and feel blessed while doing that.
It's a religion.
Until you convert into some religion Icon_smile

For anybody who want to see what I'm talking about - a fellow has posted the schematic. Pay careful attention to the filament string (center . not near the rectifier). See what the filament voltage is? Also see what happens if a filament opens - POOF!

Yeah, this one is 7591s but it is similar.

https://fisherx100a.files.wordpress.com/...r101_2.gif

His site:

https://fisherx100a.wordpress.com/
"I just might turn into smoke, but I feel fine"
http://www.russoldradios.com/
(This post was last modified: 11-12-2016, 02:45 PM by Phlogiston.)
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RE: All ye experienced tube folks, explain me this - by Phlogiston - 11-12-2016, 02:41 PM



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  1. The PHILCO Phorum
  2. Various and Sundry Categories
  3. Vintage Hi-Fi, Stereo and Audio