62 - Transmission Line Transformers

Nick M0NTV continues to explore transformer-based RF wideband impedance matching. This time he explains, builds and tests some Transmission Line Transformers including bifilar 4:1 and trifilar 9:1. Hope you enjoy. 73! DOWNLOADABLE RESOURCES --------------------------------------------------- For those who requested more information on the wiring and my test board I've prepared a few handwritten diagrams that hopefully will help. Just pay special attention to the coloured phasing dots as they help you know which end is which! Hope this is helpful: https://drive.google.com/file/d/1881O... NB. If you haven't watched the first video on conventional transformers then it will probably help to check that one out first before diving in to this one:    • 61 - Building Transformers: for wideband R...