I recently posted a Youtube video about the radio I’m building, and I promised to share the LTSpice file. You’ll have to install LTSpice and the EPC GAN library to run it.
Here is the video: https://www.youtube.com/watch?v=zcixl9Ds5KQ
Here is the LTSpice Schematic:
Please note the included window function. When you take the FFT of the windowed RF waveform you’ll get a lot more dynamic range.
Let me know if you’d like a deep dive on the circuit. I could put a video together.
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