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Big Baby

Started by juansolo, June 19, 2014, 10:33:08 PM

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juansolo

You've seen this before in the form of Rej's Bax30

This is a peach. Along with the STM800v2, I think this is really nailed on and awesome. It's the HV version of the Baby Boobtube. But then we wanted a vol/gain control on the front of it, well that called for a buffer and we didn't want to use anything pedal based for it, so it gets one half of a 12AU7 (actually a HiFi buffer). Then we wanted more tone options on the back, so we added a Baxandall tone stack and used the other half of the 12AU7 as another buffer before that.

Different to the baby, it doesn't really saturate for a start. Probably the Bax does that, but as the 6BR7 has so much output, it still runs it with no problems at all. All round it just sounds bloody lovely.



Gnomepage - DIY effects library & stuff in the Stompage bit
"I excite very large doom for days" - playpunk

wgc

Lordy

That's cool....
always the beautiful answer who asks a more beautiful question.
e.e. cummings

cooder

Full grown wickedness....! :o
BigNoise Amplification

pickdropper

That's beautiful. 
Function f(x)
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Stomptown

Woah dude! That is brilliant. So aesthetically pleasing I wanna eat it!  Demo???

juansolo

Sounds the same as Rej's ;) Might do something though at some point...
Gnomepage - DIY effects library & stuff in the Stompage bit
"I excite very large doom for days" - playpunk

lincolnic


mah62

Wow! This is effing beautiful :D

Two questions:

what voltage is this running at?

Is there a schematic and build docs to this
or is is it a proprietary thing?

.....must have thing of beauty!

Cheers, Mark


chuckbuick

Fantastic!  I dig all your builds but the tube stuff is super cool.

juansolo

Quote from: mah62 on June 20, 2014, 06:14:23 AM
Wow! This is effing beautiful :D

Two questions:

what voltage is this running at?

Is there a schematic and build docs to this
or is is it a proprietary thing?

.....must have thing of beauty!

Cheers, Mark

190V on the plates.

There is a schematic, but my site's down until I've got enough bandwidth to upload it to some hosting that I've bought. Should be back in a week or so, but at a new location.
Gnomepage - DIY effects library & stuff in the Stompage bit
"I excite very large doom for days" - playpunk

mah62

Quote from: juansolo on June 20, 2014, 06:20:08 AM
Quote from: mah62 on June 20, 2014, 06:14:23 AM
Wow! This is effing beautiful :D

Two questions:

what voltage is this running at?

Is there a schematic and build docs to this
or is is it a proprietary thing?

.....must have thing of beauty!

Cheers, Mark

190V on the plates.

There is a schematic, but my site's down until I've got enough bandwidth to upload it to some hosting that I've bought. Should be back in a week or so, but at a new location.

Brilliant, thanks mate!

jubal81

Top-notch! How do you do the sleeves on the component leads?
"If you put all the knobs on your amplifier on 10 you can get a much higher reaction-to-effort ratio with an electric guitar than you can with an acoustic."
- David Fair

insomniac2295

Quote from: jubal81 on June 20, 2014, 01:29:56 PM
Top-notch! How do you do the sleeves on the component leads?

i was wondering the same thing!

Leevibe

Beautiful!! That's so clean for all you've got going on in there. You always make it look effortless. Amazing.

juansolo

Quote from: insomniac2295 on June 20, 2014, 01:58:03 PM
Quote from: jubal81 on June 20, 2014, 01:29:56 PM
Top-notch! How do you do the sleeves on the component leads?

i was wondering the same thing!

Strip a bit off some wire and push it on ;)
Gnomepage - DIY effects library & stuff in the Stompage bit
"I excite very large doom for days" - playpunk