Updates on the 10GHz Microwave Source project.
In this video, Gregory shows the modules assembled together, using brass enclosures and semi-rigid coax for connection. The circuit diagram and overall phase-locked topology is also explained.
10GHz Microwave Source - update 3:
https://youtu.be/zdfcw-hBPPo
Frequency multiplier:
https://www.youtube.com/watch?v=A9g3nspGRc8
How I tuned the VCO center frequency:
https://youtu.be/J256F6jUN6g
See the explanation how the sampler works:
https://youtu.be/yf9qmQQvyh0
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00:18 - Overall circuit and RF topology
03:28 - Reference crystal oscillator and harmonic multiplier
04:52 - PLL Phase and Frequency Detector
05:44 - Microwave sampler
06:24 - Microwave VCO oscillator
07:00 - Output frequency trippler
08:38 - Aluminum case
09:25 - Final considerations
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