Skratch
Chief Journeyman
Looks like the B+ lug going to the output transformers off the quad capacitor
You have some nice vintage stuff thereI need to clean out my living room cuz my wife say so .. i need to get rid of some my tube stuff....Futterman H3-A OTL ,McIntosh C22Preamp 240 + 275 and Quicksliver also i have a AR SP6 giving away which need massive repair don't have time to do the rebuild on this.
You have some nice vintage stuff there
How does the autobias feature work? I wish my Marshall and Peavey guitar amps had an autobias circuit so I could run whatever I wanted, even mismatched stuff. I think the 6505+ has that feature, I have the original US made 5150/6505
That one five wire on the heavy tab of this doohickey I gotta see when you got it done! (not my pic.. didn't want to leave any evidence on mine buah ha ha)
View attachment 47276
Very time consuming if you don't want it to look like the picture on the manufacturers website. Getting there.
View attachment 47290
Does the purple 2 wires go to the choke?