The Woo Audio 2
May 7, 2019 at 11:06 PM Post #1,486 of 1,750
@xmarksbooks Too bad you started with those tubes... Everything else is going to sound lesser now. Heh.

Try picking up some 2c51/5670/6n3p to 6922 adapters (recommend Jeremy's on Garage 1217) and playing around with some cheap, yet excellent, 6n3p Reflektor and Foton tubes. Every bit as good as my E88CC Miniwatts and Valvo CCa's. Different flavors.

Welcome to the club.

Oh lord. Don’t get me started with adapters! I was just getting a handle on standard tubes!

I already have a lot to try. I bought the amp second hand, and it came with an excellent selection of tubes. I also bought a lot while for it to come in the mail.

Thanks for the tip though. I am a constant tweaker. It’s why I got into tubes in the first place, I figure new tubes is better on the wallet than new amps etc....

At least I keep telling myself that....
 
May 7, 2019 at 11:12 PM Post #1,487 of 1,750
Oh lord. Don’t get me started with adapters! I was just getting a handle on standard tubes!

I already have a lot to try. I bought the amp second hand, and it came with an excellent selection of tubes. I also bought a lot while for it to come in the mail.

Thanks for the tip though. I am a constant tweaker. It’s why I got into tubes in the first place, I figure new tubes is better on the wallet than new amps etc....

At least I keep telling myself that....

Haha, sorry about that.

I agree though. Buying... and searching... for new tubes is a lot of fun. I've met a lot of people on Head-Fi just by talking about tubes. We're all a bit wacky.
 
Aug 23, 2020 at 6:50 PM Post #1,488 of 1,750
Has anyone heard a set of Verite or Verite Closed through a WA2? I ran a search but didn't see anything come up. It seems like the common pairing is the HD800, but my headphone line-up is comprised of an incoming Rad-0 and Verite Closed. I'd be curious to hear people's impressions!
 
Aug 23, 2020 at 8:07 PM Post #1,489 of 1,750
A few recent photos of my new WA2.

I’m yet to pair it with anything low impedance, but it’s doing a nice job on my Utopia with Hugo 2 as dac. HD800S on the way!

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AF8136FB-AD35-475D-9111-62DD7B501777.jpeg
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Aug 24, 2020 at 8:57 AM Post #1,490 of 1,750
Has anyone heard a set of Verite or Verite Closed through a WA2? I ran a search but didn't see anything come up. It seems like the common pairing is the HD800, but my headphone line-up is comprised of an incoming Rad-0 and Verite Closed. I'd be curious to hear people's impressions!

I've own both verite and wa2 at some point but never together. The wa2 makes my hd800 which is my primary headphone at that time a tad too warm and overly smooth for my liking and this is with upgraded sylvania tubes. These characteristics won't go well with the verite as the verite is inherently a warmer headphone. Being an OTL amp, it probably won't drive your planar well as OTL by design is meant to drive high impedance headphones

I suggest going one level up and order a DNA Stratus which could drive both your planar and verite well.
 
Sep 19, 2020 at 6:54 AM Post #1,491 of 1,750
A few recent photos of my new WA2.

I’m yet to pair it with anything low impedance, but it’s doing a nice job on my Utopia with Hugo 2 as dac. HD800S on the way!

C1B18C6C-101E-4931-91C4-C873ECFE4B1B.jpegAF8136FB-AD35-475D-9111-62DD7B501777.jpeg52C329AB-FC34-46E1-B1E6-D986F4A1ED7F.jpegB7888240-534A-4430-AF20-7AAC0982A0B1.jpegE42C41A6-4B54-49CF-AE12-6DEFCE2FBB36.jpeg3C2D049A-F368-49FD-90B9-318865D488E1.jpeg

How is the HD800S working out with your WA2?
 
Oct 4, 2020 at 6:26 AM Post #1,492 of 1,750
The nostalgia this amp brings to me, one of Woo’s best designs still, I find it more coherent, smooth, and airy compared to the WA22, despite not being as resolving or as good in soundstage. With upgraded tubes, its probably the best HD 800 tube amp due to its synergy until you get ready to spend a lot more (WA5 with upgrades, Apex Teton, DNA).
 
Oct 4, 2020 at 2:28 PM Post #1,493 of 1,750
The nostalgia this amp brings to me, one of Woo’s best designs still, I find it more coherent, smooth, and airy compared to the WA22, despite not being as resolving or as good in soundstage. With upgraded tubes, its probably the best HD 800 tube amp due to its synergy until you get ready to spend a lot more (WA5 with upgrades, Apex Teton, DNA).

If you had to fault it, would you say that despite sounding warm and smooth it is also somewhat soft sounding?
 
Oct 4, 2020 at 5:12 PM Post #1,494 of 1,750
If you had to fault it, would you say that despite sounding warm and smooth it is also somewhat soft sounding?

it can be, though this is improved with tubes, and that is part of the synergy with hd 800 / t1, silky smooth and sweet over absolute dynamics and speed is generally favorable with these headphones, getting all of those quality together requires a lot more $$$ too and isn’t for everyone.

tube wise, the 5998 helps with dynamics a lot, and the gec 6as7g does too, but is sweeter and more resolving. adding a nice amperex tube 6922 / 6dj8 and ez80 helps too. those looking for punch, dynamics, and speed can also try a 6n23p for that. this is a very tube dependent design, it can go from very lush and warm to extended and liquid depending on the rolls
 
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Oct 4, 2020 at 6:05 PM Post #1,495 of 1,750
it can be, though this is improved with tubes, and that is part of the synergy with hd 800 / t1, silky smooth and sweet over absolute dynamics and speed is generally favorable with these headphones, getting all of those quality together requires a lot more $$$ too and isn’t for everyone.

tube wise, the 5998 helps with dynamics a lot, and the gec 6as7g does too, but is sweeter and more resolving. adding a nice amperex tube 6922 / 6dj8 and ez80 helps too. those looking for punch, dynamics, and speed can also try a 6n23p for that. this is a very tube dependent design, it can go from very lush and warm to extended and liquid depending on the rolls

Thank ypu for the feedabck DG, i think the WA2 is my next amp and i will use it specifically for the HD800 & T1.
I will save your notes regarding tube options, thanks again!
 
Oct 5, 2020 at 12:42 PM Post #1,496 of 1,750
GEC 6AS7G's, Telefunken ECC801S's (with adapters) and Marconi U709's with Schiit Audio Yggdrasil Analog 2 DAC and HD800S's...pure (and I do mean PURE) heaven !!!
 
Oct 5, 2020 at 2:39 PM Post #1,497 of 1,750
All of you here remind me a younger version of me. I’ve spent an insane amount of time and money on kilobuck gear like tube amps and balanced dacs, but I was never really 100% satisfied for some reason. Turns out, the journey for audio ecstasy and bliss is comparable to a drug addiction where the user will eventually build tolerance to pleasure and need more (upgrades in this case). I’m currently using a Fiio E17 (which I got for $50) with an iem as I type this, and couldn’t be happier. A simple, space-saving, all-in-one solution that happens to sound way above the price that I’ve paid.

Regarding the Woo 2 amp that I’ve demoed, it had good sound and more impressive build quality, although I preferred the WA6SE as it can be used with the 274B Takatsuki Tube (which I think is the best tube in existence).
 
Oct 8, 2020 at 2:50 AM Post #1,498 of 1,750
Does anyone know the actual output impedance of the WA2?

Edit: Found the answer on another thread where Jack confirmed it is 60 ohms.
 
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Nov 14, 2020 at 1:23 PM Post #1,500 of 1,750
Anyone knows the difference between the Preamp and Non Preamp version of WA2?

and why Woo Audio removed the Pre Amp option?
That's the only difference as far as I know. I don't know why they removed it, you could ask Woo.
 

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