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What's the current state of the art chip amp? - Click HERE for Original Thread
Bricolo
I have some parts left, including a transformer, and active filters on the way... so... :)

I was wondering: what is the current state of the art chip amp? what chip, inverting or not, regulated or not, snubberized...
My gainglone is working nicely since nearly 2 years, and I haven't keps myself informed of what has been done in the "chip amp community" since.

Alex
carlosfm
quote:
Originally posted by Bricolo
My gainglone is working nicely since nearly 2 years...

Alex, that's too long...:D
Things have moved.

Best results so far for me:
http://www.diyaudio.com/forums/show...&threadid=54697

With this PSU:
http://www.diyaudio.com/forums/show...&threadid=56106
Bricolo
Yeah I know it's been a long time...

I haven't followed the discussions about NI, T network, buffers, regulated psu, LM4700 and other chips, and snubbers
planet10
Best is of course relative & very speaker dependent...but a lot has happened in 2 years...

still my pick would be a development of Joe's VBIGC

dave
leadbelly
quote:
Originally posted by planet10
still my pick would be a development of Joe's VBIGC

dave

Not trying to dis, but why are you so big on that design? I agree that the design is somewhat elegant in that the same rails power chip and tube, but once you cross the line and add a 2nd tranny for the tube, I would think there is so much more you could squeeze out of that tube. I mean, at least add a CCS :)
planet10
quote:
Originally posted by leadbelly
Not trying to dis, but why are you so big on that design? I agree that the design is somewhat elegant in that the same rails power chip and tube, but once you cross the line and add a 2nd tranny for the tube, I would think there is so much more you could squeeze out of that tube. I mean, at least add a CCS :)

I did say development of :)

higher rails on the tubes, CCS on the bottom of the follower as a minimum... shunt reg for the tube & regs for the chip amp are also a good idea.

dave

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