Design and Build a Buffer Circuit, Tube and Transistor

How to design, build and install a buffer circuit into a receiver, so you can give it a digital display. Learn how to locate the oscillator circuit in a receiver without a schematic, using a new, and older vacuum tube oscilloscope. Lot’s of other “bonus” repair information as well. See how the rebuilt receiver performs with a digital Nixie Tube display attached to it.

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