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Shroom mic pre

Started by rankot, December 03, 2019, 12:40:58 PM

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rankot

Great, Garcho! Did you use 6AK5 and 12AT7 as he did, or some other tubes?
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tubegeek

Quote from: rankot on December 07, 2019, 04:02:40 AM
Great, Garcho! Did you use 6AK5 and 12AT7 as he did, or some other tubes?

I have a hunch Garcho's talking about fig. 7 from ESP and not the tube pre at the top of the thread....
"The first four times, we figured it was an isolated incident." - Angry Pete

"(Chassis is not a magic garbage dump.)" - PRR

rankot

Quote from: Marcos - Munky on December 05, 2019, 02:33:17 PM
Both layouts looks very nice, I really liked those curved traces. I didn't checked everything against the schematic, but what I checked seems to be correct.

They are correct meaning nothing is missing, just not sure if grounding and traces are OK, in terms of crosstalk etc.
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garcho

QuoteI have a hunch Garcho's talking about fig. 7 from ESP and not the tube pre at the top of the thread....

Correct as usual, King Friday!

Was just suggesting that perhaps if you breadboard it (mic pres are going to be noisy on a BB, da znam) you'll discover that it's not that complicated or difficult of a build. Part of what can seem esoteric at first is the phase cancellation that keeps noise down (XLR), we don't do that in guitar land.
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tubegeek

Quote from: garcho on December 09, 2019, 12:17:40 PM
Correct as usual, King Friday!

Would you be my, could you be my....
"The first four times, we figured it was an isolated incident." - Angry Pete

"(Chassis is not a magic garbage dump.)" - PRR