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Class D Switching Power Amplifiers and Power D/A conversion

hypex Ucd wiring - Please Help
hypex Ucd wiring - Please Help
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Old 8th February 2018, 02:29 PM   #11
Brendanaudio1 is offline Brendanaudio1
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The pics showed up on my desktop, obviously cos they are located there. Lets try the proper way now. Thanks for letting me know2017-12-11-PHOTO-00000182.jpg

2017-12-11-PHOTO-00000181.jpg

2017-12-11-PHOTO-00000180.jpg

2017-12-10-PHOTO-00000161 (2).jpg
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Old 8th February 2018, 02:30 PM   #12
Brendanaudio1 is offline Brendanaudio1
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Hope it works this time. Thanks again Mooly
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Old 8th February 2018, 02:31 PM   #13
Mooly is offline Mooly  United Kingdom
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hypex Ucd wiring - Please Help
there you go.
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Old 8th February 2018, 02:41 PM   #14
Koifarm is offline Koifarm  Netherlands
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if vdr voltage is not used, pin must be connected to gnd. See manual.

https://www.hypex.nl/documenten/download/838
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Old 8th February 2018, 02:52 PM   #15
Brendanaudio1 is offline Brendanaudio1
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Would this prevent the amp from turning on?
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Old 8th February 2018, 03:08 PM   #16
Koifarm is offline Koifarm  Netherlands
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pin 21 and 27 needs to be low(gnd) to power on.

How did you connect asymmetrycal signal?
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Old 8th February 2018, 03:13 PM   #17
Brendanaudio1 is offline Brendanaudio1
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Pos and negative normal, and gnd to earth
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Old 8th February 2018, 03:18 PM   #18
Koifarm is offline Koifarm  Netherlands
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For asymmetrycal(unbalanced) you need signal to hot and shield to gnd and cold to gnd.
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Last edited by Koifarm; 8th February 2018 at 03:21 PM.
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Old 8th February 2018, 03:50 PM   #19
Koifarm is offline Koifarm  Netherlands
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Quote:
Originally Posted by Brendanaudio1 View Post
My power supply to OEM connector board is 100%. voltages measure 100%. Speaker outputs also no probs. My suspicion is the input connectors, if someone can shed some light. I have connected ground to the mains earth, which is not connected on the PSU, if that makes any sense. Did this for unbalaced connection. I'm happy to do whatever, just to get it operational.
Do not connect mains earth. As stated in manual.

https://www.hypex.nl/documenten/download/1291
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Old 8th February 2018, 04:12 PM   #20
Brendanaudio1 is offline Brendanaudio1
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Grounded them. ITS AALLIIVVEE. Working perfect. Thanks you so much. My leaflet that came with the amp failed to mention that. Thanks again
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