Woo Audio Amp Owner Unite
May 9, 2017 at 8:27 AM Post #39,676 of 42,298
Well about power/drivers tubes on wa6 and wa6se : is the auto-bias fonctionnaly permit to not have close matched tubes ?
15% between two tubes ... huge or not ? did you know if there is a "sound impact" ?
 
May 9, 2017 at 8:41 AM Post #39,677 of 42,298
Hello,

Thank you for thoses informations. When you tell not good, what did you mean please ?
You're welcome, but remember these are my initial impressions.
There was no height/depth/clarity and the vocals were very recessed and bland as well as the instrument separation being cluttered. Again, this is most likely due to insufficient burn-in, but as I mentioned, I've heard tubes that sound very good without burn-in so this makes me a bit skeptical.
Only time will tell.
 
May 10, 2017 at 1:34 AM Post #39,678 of 42,298
Thank you for your advise !

Indeed I will try a 5Y3 to see the result.

I have two other rectifier to burn-in and test : GZ34 (Philipsminiwatt black base, exactly like this one : https://cdn.head-fi.org/a/9938474.jpg ) and GZ32.
The GZ34 are in the 5R4G familly so I must defenitly give it a try.

I'm afraid I have to correct you on that last part. The GZ34 and 5R4GY are not related and are very different tubes. In fact I would say these two tubes are about as far apart from each other in sound as you can possibly get in rectifiers.

Here's a good cheap example if you want to sample a 5R4GY:

http://www.ebay.com/itm/Jan-CRC-RCA...699174?hash=item4b16f4f3e6:g:hnYAAOSwrhBZDngw
 
May 10, 2017 at 2:10 AM Post #39,679 of 42,298
Hello

You are right. I want to mean 5AR4 ... Sorry for this little letter :wink:

Well the fist thing that I have noticed about this gz34 what a some kind of veiled and "evaporated" sound. Femal vocal isn't good for me. i will retry it when i will get time :)

By the way 5r4 are directly heated and gz34/5ar4 are indirectly. Well i coud give a try to a 5r4 :)

By the can I bought 15 % an unmatched pairs and hope the wa6se do the balacing stuff ?

Thx
 
May 10, 2017 at 6:33 PM Post #39,680 of 42,298
Hello,

Is there some who has compare Brimar 5R4GY, miniwatt GZ32, Frive 5R4GY, Brimar 5Z4GY, ?
Well the first is higly priced ... and the two others could be some under dogs :)

Specially for a wa6se :)
 
May 11, 2017 at 12:27 PM Post #39,681 of 42,298
Hi Guys,
Got a Yggy going to Woo Audio WA5.
WA5 has balanced in and balanced out, but is a single ended amp.
Is it better to use single end from Yggy to Woo and let the Yggy do the conversion?
Or use the balanced and let the Woo do the conversion?
On a similar note, I have balanced headphones (Abyss).
The Woo has balanced out and single ended out.
Is it better to use the single ended connection?
Seems if I use the balanced the signal is converted single to balanced at the Woo output then converted back to single at the headphone.
Or is the headphone able to use the balanced signal directly?
Thanks for your advice
 
May 13, 2017 at 1:01 AM Post #39,683 of 42,298
Leotis,

I use SE from Yggy to the WA5 because it's a SE amp and I run balanced out to my V281. I don't notice any difference between running Bal/SE to the WA5. I think the Balanced HP out would deliver more power and the Abyss supposedly likes that so I would probably run it that way. Try it both ways and see what you prefer...
 
May 14, 2017 at 12:46 AM Post #39,686 of 42,298
Hello,

Is there some who has compare Brimar 5R4GY, miniwatt GZ32, Frive 5R4GY, Brimar 5Z4GY, ?
Well the first is higly priced ... and the two others could be some under dogs :)

I own the first two they are simply wonderful sounding have not heard the Frive. The Brimar is one of my favorites the gz 32 is second..enjoy
 
May 19, 2017 at 2:41 PM Post #39,687 of 42,298
from the show floor of Munich HIGH END. WA33 Elite Edition and Diana by Abyss headphones.

http://www.wooaudio.com/products/wa33.html

18575097_1860059840927582_1924687670_o.jpg
18575936_1860059847594248_103033367_o.jpg
 
May 19, 2017 at 4:12 PM Post #39,688 of 42,298
Nice DAC :) The Woo + Lampizator is a wonderful combo. I currently have the Atlantic, but have the upgraded Golden Atlantic on order.
 
May 19, 2017 at 10:35 PM Post #39,689 of 42,298
What's the WA33 output impedance for Low and High impedance setting? Also what exactly is Level?
Any thoughts on Elite vs "Peasant" :) WA33?
 

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