EL34 PP PROJECT - Page 4 - diyAudio
Go Back   Home > Forums > Amplifiers > Tubes / Valves

Tubes / Valves All about our sweet vacuum tubes :) Threads about Musical Instrument Amps of all kinds should be in the Instruments & Amps forum

Please consider donating to help us continue to serve you.

Ads on/off / Custom Title / More PMs / More album space / Advanced printing & mass image saving
Reply
 
Thread Tools Search this Thread
Old 27th November 2010, 08:47 PM   #31
diyAudio Member
 
Miles Prower's Avatar
 
Join Date: May 2005
Location: USA
Blog Entries: 6
Quote:
Originally Posted by Shea View Post
I don't know if that would make any difference, but could you switch the leads going to the input grids of the EL34s? That would be an easy fix. Or switch the inputs on the phase inverter.
Be much easier to switch the connections between finals at the primary of the OPT.

Quote:
Originally Posted by el156 View Post
I cant connect the Black Wire of the OPT to Ground ,and use the yellow for 8 Ohms and feedback(through 22K resistor) because it makes PFB,so i have to connect the yellow to ground and use the black as 8 ohm for output and for NFG. Do you think that is a problem?
Might have consequences regarding stray capacitance, though whether or not that's a problem remains to be seen.
__________________
There are no foxes in atheistholes
www.dolphin-hsl.com
  Reply With Quote

Reply


Hide this!Advertise here!
Thread Tools Search this Thread
Search this Thread:

Advanced Search

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are Off
Pingbacks are Off
Refbacks are Off


Similar Threads
Thread Thread Starter Forum Replies Last Post
EL34 PP - again !!! Klaatu Tubes / Valves 9 15th August 2010 06:59 PM
Which do you prefer - EL84 UL PP or EL34 Triode PP - and why? ray_moth Tubes / Valves 4 23rd February 2007 12:22 PM
El34 PP Vs. El34 PSE alexmoose Tubes / Valves 47 6th September 2006 05:44 PM
Beefing up EL34 PP effindi Tubes / Valves 6 17th October 2003 06:38 AM


New To Site? Need Help?

All times are GMT. The time now is 10:47 PM.


vBulletin Optimisation provided by vB Optimise (Pro) - vBulletin Mods & Addons Copyright © 2014 DragonByte Technologies Ltd.
Copyright 1999-2014 diyAudio

Content Relevant URLs by vBSEO 3.3.2