original 303 power supply

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3phase
 
Posts: 203
Joined: Wed Apr 22, 2009 2:06 pm

Re: original 303 power supply

Post by 3phase »

i used he original circuits transistors.

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aminoacid
 
Posts: 352
Joined: Tue Jun 20, 2006 5:27 am

Re: original 303 power supply

Post by aminoacid »

i used
KSC2383
KSA1013
and the original power transistor.

i also added the resistor that is missing around the op amp.

3phase
 
Posts: 203
Joined: Wed Apr 22, 2009 2:06 pm

Re: original 303 power supply

Post by 3phase »

what missing resistor?

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aminoacid
 
Posts: 352
Joined: Tue Jun 20, 2006 5:27 am

Re: original 303 power supply

Post by aminoacid »

r177 of the tb303 is not found in the xoxbox. it has been removed and replaced by straight wire.

you can find it between one of the outputs and inputs of the op amp in the psu.

i suspect its a noise reducer or something...

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