Ham Radio - The back yard vertical antenna part 2, Winding the 9:1 UnUn
46:09
Ham Radio - The back yard vertical part 3. Winding the 1:1 common mode choke
14:19
How to make a 9 to 1 autotransformer (UnUn)
6:51
DIY 4:1 UnUn for Ham Radio Antennas
1:10:43
Mini UNUNs 49:1 and 9:1 (production process)
15:43
Part Two 9:1 Unun: RF Man Discusses Long Wire Antennas, Unun's, RF Chokes, and Antenna Tuners.
6:53
9:1 UNUN Testing : Interesting Discoveries Using a NanoVNA
6:56
HAM RADIO: UnUn Transformer 16:1 9:1 4:1 all on One Core....
21:24