Zero DAC voltage at opamps
Feb 6, 2009 at 4:24 AM Thread Starter Post #1 of 8

Rick

Member of the Trade: Warren Audio
(formerly Fidelity Audio)
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I'm too afraid of transformers to leave the case to my zero dac open in order to check what voltage is being fed to the opamps in the headamp section. I'm also wanting to roll opamps to see what I like best, but I'm weary of putting in random opamps (unity gain stable ones ofcourse) that have voltage limits of say +-12VDC etc.

Does anyone know what voltage is being fed to them?
 
Feb 6, 2009 at 4:27 AM Post #2 of 8
The only dangerous voltage is on the connections at the back of the power socket, so I wouldn't fear checking yourself.
 
Feb 6, 2009 at 11:05 AM Post #5 of 8
Quote:

Originally Posted by fsma /img/forum/go_quote.gif
are you telling me the big @$$ coiled transformer isnt harmful?


Want me to take a picture of it switched on with my hand holding the transformer?
jecklinsmile.gif
 
Feb 7, 2009 at 12:18 AM Post #6 of 8
I was wanting to try OPA2727 (+-12V max) but it appears it was a good thing of me to ask before doing so. thank you.
 

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