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I may be slow but I'm finally getting around to fixing my old Heath Kit oscilloscope.
https://www.physicsforums.com/showpost.php?p=4163291&postcount=7
Turns out not to be a open transformer winding but the B+ filter can-capacitors.
http://imageshack.us/a/img849/912/ta9t.jpg
I just order one of these from http://www.tubesandmore.com/.
http://www.tubesandmore.com/sites/default/files/imagecache/product/c-ec4020x2-525.gif
I'll post a pic once there's a trace.
https://www.physicsforums.com/showpost.php?p=4163291&postcount=7
Turns out not to be a open transformer winding but the B+ filter can-capacitors.
http://imageshack.us/a/img849/912/ta9t.jpg
I just order one of these from http://www.tubesandmore.com/.
http://www.tubesandmore.com/sites/default/files/imagecache/product/c-ec4020x2-525.gif
I'll post a pic once there's a trace.
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