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Jupiter Receiver Experiment notes

Jupiter Receiver Experiment notes
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Above  — Another super buffer schematic with measures. In Winter 2015 I explored ways to cascade common base amps to develop “super buffers” possessing really high reverse isolation. L-network matching tends to work best @ 1 frequency, however, with experimentation, they can work over a limited range with respect to VFO output amplitude flatness.



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Above  — VFO schematic built on single sided Cu board. The resonator T50-6 toroid is both zap strapped and epoxy glued to a piece of copper-clad board. A red colored wire provides the 1 link output to the VFO buffer.
 Mixer Experiments
 I built a few active mixers and will refer to just 2:
 
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