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Old 2nd July 2013, 05:11 PM   #1
soro is offline soro  Taiwan
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Default my new design pre-amp

Click the image to open in full size.Click the image to open in full size.Click the image to open in full size.Click the image to open in full size.

Last edited by soro; 3rd July 2013 at 01:34 AM.
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Old 2nd July 2013, 05:59 PM   #2
burbeck is offline burbeck  United Kingdom
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Old 3rd July 2013, 01:36 AM   #3
soro is offline soro  Taiwan
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Old 3rd July 2013, 08:18 AM   #4
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Unless you just wanted to post a pic. in the sticky thread at the top of the page, we'd like to see the schematic before commenting, please.
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Old 3rd July 2013, 08:55 AM   #5
soro is offline soro  Taiwan
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schematic
http://photo.xuite.net/jc2.chen/6378466*1
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Old 3rd July 2013, 03:38 PM   #6
Zero D is offline Zero D  United Kingdom
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Hi, have you actually used the XLR outputs to produce sound ?

Because as you've shown it, apart from anything else, the negative side is way down in level !

Here's how i would change it, with your value for components. Plus a resitor for the RCA output
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Old 4th July 2013, 02:06 AM   #7
soro is offline soro  Taiwan
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thank you for your advision. I do not put on this circuit.
maybe I will put it on.

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