Woo Audio Amp Owner Unite
Sep 7, 2010 at 10:26 AM Post #5,206 of 42,298
I am looking into buying some tube dampers for my Woo Audio WA5-LE. Does anybody have any experience and preference between the HAL-O from Audio Connection and  the Ultrasonic RX from  Herbie's Audio Labs?
It seem lik ethe main difference is hte contact are of the pads om the tubes where the HAL-O are wider.
 
Thanks.
 
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Sep 7, 2010 at 10:31 AM Post #5,207 of 42,298


Quote:
And yet we keep ploughing money into this hobby like there is no tomorrow...... My 6F8G Tung-Sol Black Glass Round Plates left Radio Electric Supply (Vacuumetubes.net) today :)
 
My next significant purchase for my WA6 I suspect will be the EML5U4G Mesh Plate, I already have my Pro-forma Invoice from Jac Van de Walle but I keep looking at it and thinking wow that's a lot of dosh for one tube annnnnnnnnd I do already have the Princess. Oh man, someone tell me what to do!! Should I get it??


It is worth it over the princess.  At least to my ears and I'm using a WA6 too.
 
Sep 7, 2010 at 10:48 AM Post #5,208 of 42,298
I have some Herbies and find them to be good.  Great price, too.
 
Quote:
I am looking into buying some tube dampers for my Woo Audio WA5-LE. Does anybody have any experience and preference between the HAL-O from Audio Connection and  the Ultrasonic RX from  Herbie's Audio Labs?
It seem lik ethe main difference is hte contact are of the pads om the tubes where the HAL-O are wider.
 
Thanks.



 
Sep 7, 2010 at 11:06 AM Post #5,209 of 42,298
I've owned the HAL-O's in the past and currently use the UltraSonic's for the power tubes of my WA2.  The HAL-O's are an easier fit because they're made of a flexible polymer and the actual dampers don't slide as much on the tubes.  The UltraSonic's are nice, but they can be difficult to install on bottle shaped tubes.  The rings can be bent to reduce the tension, but the dampers are a harder material and tend to slide more.
 
I think they're definitely worth buying if you plan on tube rolling.  I have a noisy pair of 6AS7G's and the dampers certainly help.  I haven't tried them on the my preamp and rectifier tubes, but plan on doing so in the future.
 
Sep 7, 2010 at 11:16 AM Post #5,210 of 42,298


Quote:
I've owned the HAL-O's in the past and currently use the UltraSonic's for the power tubes of my WA2.  The HAL-O's are an easier fit because they're made of a flexible polymer and the actual dampers don't slide as much on the tubes.  The UltraSonic's are nice, but they can be difficult to install on bottle shaped tubes.  The rings can be bent to reduce the tension, but the dampers are a harder material and tend to slide more.
 
I think they're definitely worth buying if you plan on tube rolling.  I have a noisy pair of 6AS7G's and the dampers certainly help.  I haven't tried them on the my preamp and rectifier tubes, but plan on doing so in the future.



I always think how dampers help in tubes if they're not noisy or microphonics? Any suggestion guys?
 
I also surf around and like the design of UltraSonic but dunno how it works with my amps.
 
Sep 7, 2010 at 11:26 AM Post #5,212 of 42,298

 
Quote:
Which EML rectifier are you and Darku referring to: Mesh, Solid, 274B or 5U4G? Monday night, I was all set to put my wallet away for the month of September. And I did. Hid it real good! Until I realized I needed milk from the goodie store to start the week... and FORGOT to remove my driver's license. Upon my return, I checked email, logged on to read 'Woo Audio Owner Unite' and well... you know how these attempts end! 
 
Many of you here are just bad influences - with posts that reads so good, so right!

I was referring to EML 5U4G Mesh, and if you guys think that Sophia Princess is a big and beatiful tube, think again!! EML is even bigger and more beautifull, but the sound ! Oh My ! It needs some burn-in, but after that Sophia looks like a ordinary rectifier compared to EML :)
 
Sep 7, 2010 at 11:49 AM Post #5,213 of 42,298


Quote:
 
I was referring to EML 5U4G Mesh, and if you guys think that Sophia Princess is a big and beatiful tube, think again!! EML is even bigger and more beautifull, but the sound ! Oh My ! It needs some burn-in, but after that Sophia looks like a ordinary rectifier compared to EML :)



Haha, most of us become the EML's fanboy beside the Woo amp.
beerchug.gif

 
Sep 7, 2010 at 12:37 PM Post #5,215 of 42,298


Quote:
 
I was referring to EML 5U4G Mesh, and if you guys think that Sophia Princess is a big and beatiful tube, think again!! EML is even bigger and more beautifull, but the sound ! Oh My ! It needs some burn-in, but after that Sophia looks like a ordinary rectifier compared to EML :)



I agree. I tried the Sophias when Jack sent them by mistake instead of the EML and currently I have a some NOS from RCA, Tungsol and Sylvania. Nothing like the EML.
 
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Sep 7, 2010 at 1:26 PM Post #5,219 of 42,298


Quote:
You funny guy
smile.gif
, you can feel the bass from the outlook of the tube, we're being insane.
biggrin.gif

 


Yes! Don't you agree? Even from 8 feet away--just looking at it--that massive tube has a big bass presence. Like the Lamborghini's design. It looks like it's going 100mph even though it is waiting at a stop light. Maybe Lamborghini should start making electron tubes. --OK-- now I'm being ridiculous. Vrrrommmmmmm! Boom boom.
 
I'm joining you at the psychiatrist office. Two for one.
blink.gif

 
Sep 7, 2010 at 1:36 PM Post #5,220 of 42,298


Sorry, I should edit my word, sentence below.
 
Quote:
You funny guy
smile.gif
we can feel the bass from the outlook of the tube, we're being insane.
biggrin.gif

 





 
Quote:
Yes! Don't you agree? Even from 8 feet away--just looking at it--that massive tube has a big bass presence. Like the Lamborghini's design. It looks like it's going 100mph even though it is waiting at a stop light. Maybe Lamborghini should start making electron tubes. --OK-- now I'm being ridiculous. Vrrrommmmmmm! Boom boom.
 
I'm joining you at the psychiatrist office. Two for one.
blink.gif



Couldn't agree more.
 
See you there, yeah, 2 4 1.
biggrin.gif

 

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