The sunn Forum

Sunn Musical Equipment => Q & A => Topic started by: Lokibleed on March 19, 2008, 03:40:36 pm

Title: Power transformer color lead identification
Post by: Lokibleed on March 19, 2008, 03:40:36 pm

Ok, just wonderin' which color lead has what function. :roll:






(http://i14.photobucket.com/albums/a322/lokijohn/sunn085.jpg)

Title: Re: Power transformer color lead identification
Post by: mckinnon audio on March 19, 2008, 06:29:00 pm

  Hi there,here's your color code: the 2 solid red wires are your hi voltage secondary,the red/yellow is your sec. gnd.,the 2 yellow's are your 5 volt htr.'s,the 2 green wires are your 6.3 volt htr.'s,the green/yellow is your 6.3 volt winding gnd.,the red/blue wire is your bias winding,the 2 black's are your AC primary.Hope this helps,good luck Mel.

Title: Re: Power transformer color lead identification
Post by: Lokibleed on March 19, 2008, 06:32:04 pm

Thanks Mel. If you don't here from me I died. just jokin :mrgreen:

Title: Re: Power transformer color lead identification
Post by: basiklybass on March 20, 2008, 12:10:39 pm

Search for the schematics on this site and also for the Dynaco Mark III (I think) schematics via Google. With both of them in your hands and your amp flipped over on a bench, it is pretty easy to trace each circuit and begin to get an idea of what does what, why and maybe even how.