Woo Audio Amp Owner Unite
Nov 11, 2010 at 8:35 PM Post #6,676 of 42,298
lOL guys! next time i come i will take some preorders :)
 
Nov 11, 2010 at 8:47 PM Post #6,677 of 42,298


 
Quote:
I swap out my TS 6SN7 BGRP with TS 6F8G earlier today and found out the sound is almost the same.  I can't believe it, this is crazy.  The 6F8G is at least half the price if not 1/3 of TS BGRP.  I should find it I can find another pair.



 A TS 6SN7 BGRP is just a TS 6F8G RP put in i newer smaller GT type tube. The 6F8G is the origanal all TS did was put the insides of a 6F8G in the newer GT tube
and renamed it 6SN7. 
 
Nov 11, 2010 at 9:03 PM Post #6,679 of 42,298


Quote:
 
Quote:
I swap out my TS 6SN7 BGRP with TS 6F8G earlier today and found out the sound is almost the same.  I can't believe it, this is crazy.  The 6F8G is at least half the price if not 1/3 of TS BGRP.  I should find it I can find another pair.



 A TS 6SN7 BGRP is just a TS 6F8G RP put in i newer smaller GT type tube. The 6F8G is the origanal all TS did was put the insides of a 6F8G in the newer GT tube
and renamed it 6SN7. 



This is very interesting.  Just to say it back to see if I understand it and its implications.  If we get the adapters we can start using the TS 6F8G RP which is the same as the 6SN7 BGRP?
 
 
 
Nov 11, 2010 at 9:14 PM Post #6,681 of 42,298


 
Quote:
Quote:
TS BGRP $145 buy it now on fleabay... 
 
http://cgi.ebay.com/12SN7-6SN7-TUNG-SOL-ROUND-PLATES-tested-PAIR-/190465394700?pt=Vintage_Electronics_R2&hash=item2c589f480c


I thought the 12SN7s are quite different than the 6SN7s.


The 12SN7 is the same tube as the 6SN7 but has a 12 volt heater instead of 6 volt and will sound the same. But you will knead a adapter with a built in voltage doubler to
make the 6.3 volts filament voltage to 12.6 volts. A 1633 is also the same tube with a 25 volt heater.
 
 
Nov 11, 2010 at 9:19 PM Post #6,682 of 42,298


This is very interesting.  Just to say it back to see if I understand it and its implications.  If we get the adapters we can start using the TS 6F8G RP which is the same as the 6SN7 BGRP?
 
 





Yes, I'm listening to it now. I had an issues with the hum earlier and never used it again. The hum was caused by the wire too close to the 5U4G, once I swapped it with the wire away from it, the hum are gone.

I heard the Sylvania 6F8G is slightly better than TS, I should find a pair.
 
Nov 12, 2010 at 10:01 AM Post #6,689 of 42,298

 
Quote:
I thought my woo buddies would appreciate this - there is a small vacuum tube vendor in Akihabara in Tokyo that I visited yesterday.  The selection of NOS tubes this guy has is absolutely insane.  Some are very attractively priced, and some are not - seems to vary widely.  I did get a good price on a 5AR4 that is Siemens branded but is 100% for sure Mullard Blackburn.  Feast your eyes on this shop (this is about half of it):
 
 


Not as impressive as your, here is the place I got my GEC from.
 

 

 
 
Nov 12, 2010 at 11:32 AM Post #6,690 of 42,298
You guys are so lucky having places like that to visit. I don't know of any like that in the UK.
 
I've been auditioning the 6F8G's again and to my ears the 6SN7 BGRP is slightly nicer than the 6F8G BGRP and quite a lot better than the Sylvania Grey Glass 6F8G's. I have been away from the thread for a while enjoying the music and rolling tubes and seem to keep coming back to the same conclusions.
 
Although the Mullard GZ34 is an awsome rectifier the EML 5U4G is just better with almost everything.
 
I have 2 pairs of 6SN7's I keep coming back to and for different reasons. TS BGRP with my Beyer T1's is the most realistic sound I have heard to date and I don't think I'll ever tire of it. However, I also have a set of staggered plate Sylvania Chrome Tops which when coupled with my DT880/600's are so much fun, so musical, so different (in a good way). Probably coloured to death but a beautiful contrast to the BGRP's and T1's.
 
I am saving my pennies now for the next step on the Woo ladder  
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