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"Reference" TDA1541A DAC with I2S-BUS architecture
"Reference" TDA1541A DAC with I2S-BUS architecture
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Old 21st April 2019, 03:09 PM   #1611
dvb projekt is offline dvb projekt  Germany
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"Reference" TDA1541A DAC with I2S-BUS architecture
Quote:
Originally Posted by kp93300 View Post
I am using the current buffer circuit on board
Look here:
Click the image to open in full size.
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Old 23rd April 2019, 01:17 AM   #1612
kp93300 is offline kp93300  Malaysia
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Default ground reference module connections

Oliver. many thanks for the picture.
I have 3 more queries as posted in the attached picture .
Hope you or any knowledgeable members can help out.
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File Type: jpg ground ref board.jpg (322.6 KB, 122 views)
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Old 23rd April 2019, 11:47 AM   #1613
dvb projekt is offline dvb projekt  Germany
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Join Date: Feb 2009
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"Reference" TDA1541A DAC with I2S-BUS architecture
Quote:
Originally Posted by kp93300 View Post
Oliver. many thanks for the picture.
I have 3 more queries as posted in the attached picture .
Hope you or any knowledgeable members can help out.
Look here:

Quote:
Originally Posted by dvb projekt View Post
Hi Alex,

here is how to use the Setting Points:

1st

Click the image to open in full size.

2nd

You connect the DC-Reference Module as followed:

From DAC module

Ref. (Audio out) --> Ref. +5V
GND (DC Digital) --> GND


From DC Ref. Module

GND Ref. Left --> GND RCA Left
GND Ref. Right --> GND RCA Right

Trimm the RCA GND to 0V

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Old 24th April 2019, 01:56 AM   #1614
kp93300 is offline kp93300  Malaysia
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Oliver ,
Your help is much appreciated.
I have build the tube out put IV stage with your board also.
the ground gate current buffer board is more transparent !
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