In Reply to: Eico HF-50 triode output? posted by rockdoc on March 16, 2016 at 11:37:17:
Many years ago I modded an Eico HF-89. I added switches to switch back and forth between ultralinear and triode among many other changes. Not hard to do. Use a 100R series resistor to connect the screen grid to the plate. If you contemplate using 6550s you will need to modify the bias.
"It is better to remain silent and thought a fool, then speak and remove all doubt." A. Lincoln
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Follow Ups
- RE: Eico HF-50 triode output? - JKT 03/16/1612:09:16 03/16/16 (0)