Interesting how the cathode and Plate of V4 are connected. Is that what they
called Cascode? Grid of the upper half of V4 is at a positive bias to set
the operating point.


"tube.guy" wrote in message
news:LHXLh.40547$yj7.22072@trnddc02...
Here's a schematic of the tube amp I have on ebay.
Thanks for the bandwidth!!!