Posts by MooBin

Quote: Originally Posted by tdogzthmn  does the 5998 compare to the 7236 in most sonic aspects? I picked up a 5998 not too long ago for $30 but I have also been looking at the 7236 for use with my lower impedance...

This does the trick - at least for me:   5998 Tungsol 1963 with 2 Philips ECC88 Holland "A" frame getter 1975   to be had at tubeworld.com  

Quote: Originally Posted by realmassy  I received some new tubes for the Woo3: a 6AS7G RCA and a pair of Amperex ECC88.   Unfortunately the hum is still there, No wonder - the 6AS7G is most...

Quote: Originally Posted by realmassy  ....... Mr. Woo replied to my email about the hum: I'll try to unplug everything (dac, laptop) and different outlets. Hum with a brand new WA3 is most likely caused by...

So let it bloom..... Cannot detect anything wrong with the WA3 (WA3+) sound. I once auditioned a Lehmann Black Cube Linear - praised for its compatability with the Senn HD800. I prefer my (tubey ?) Woo.

I did not audition a Darkvoice - but I may say that the WA3 (former WA3+) is wonderful with the HD650s, provided you use the right tubes. I do not know if this may be of any help but surely you do nothing wrong using one. I learned...

The WA3+ is now renamed WA3. There is now a "preamp" option available with the WA3.   I think that all official mods are explained on the Woo Audio Website, as are the characteristics of the models itself. Above that...

No doubt that the Tungsol 7236 is really good if paired correctly. Although I did not try the Miniwatt, I may imagine from what I have heard that those are a good match. If you are then saying that the Mazda (??) adds some sort of...

I am using a Woo Audio WA3+ with my HD  650. However, the important thing here is to use the right tubes. Do not go with the stock tubes, please. I recommend 1 X 5998 Tungsol 1963 and 2 X Philips ECC88 Holland "A" frame...

Despite any logical reasoning or technical expertise I would suggest that everybody should just believe ones ears. And they are saying: Warm it up first. Very easy to try and decide for yourself. My big SS amp does need a 2 hour warm up...