UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post

John Caswell · 6th Dec 2019, 10:06 am

I have just overhauled 3 QC22 preamps, and every capacitor in them was either o/c or high as per SimonT's comments plus many of the resistors as well as the switch suppressors were well out of tolerance or u/s. They are somewhat difficult to work on.

John

6th Dec 2019, 10:06 am	#11
John Caswell Hexode Join Date: Jul 2009 Location: Wokingham, Berkshire, UK. Posts: 437	Re: Quad 11 Problem. I have just overhauled 3 QC22 preamps, and every capacitor in them was either o/c or high as per SimonT's comments plus many of the resistors as well as the switch suppressors were well out of tolerance or u/s. They are somewhat difficult to work on. John