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Analog Line Level Preamplifiers , Passive Pre-amps, Crossovers, etc.

BPPBP - Bruno Putzey's Purist Balanced Preamp (well a balanced volume control really)
BPPBP - Bruno Putzey's Purist Balanced Preamp (well a balanced volume control really)
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Old 20th August 2019, 08:16 PM   #841
Hans Polak is offline Hans Polak  Netherlands
diyAudio Member
 
Join Date: Mar 2005
Location: Blaricum
Quote:
Originally Posted by MrSlim View Post
Hey Hans, The remote version has 6 relays which should give 64 steps right?
Thanks for correcting me, you are right, yes 6 relays for a 64 dB control range.


Hans
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Old 20th August 2019, 09:07 PM   #842
La 67 is offline La 67  Spain
diyAudio Member
 
Join Date: Apr 2019
Location: Barcelona
Quote:
Originally Posted by Hans Polak View Post
There are 2 versions for the volume control board

1) manually controlled by a rotary encoder, giving 16 steps of 2 dB each
[...]
I have no PCB's, but the Gerbers are freely available and can be used to produce as many copies as you like.


Hans
May I ask where to find gerbers for the manually controlled version? I searched online but found nothing.
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Old 20th August 2019, 09:19 PM   #843
Hans Polak is offline Hans Polak  Netherlands
diyAudio Member
 
Join Date: Mar 2005
Location: Blaricum
Quote:
Originally Posted by La 67 View Post
May I ask where to find gerbers for the manually controlled version? I searched online but found nothing.
Send me an email and you will get them.


Hans
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