#48 UHF homebrew duplexer cavity build and testing
10:59
#49 UHF duplexer 2 Coffee Overload!!
43:15
John Portune, W6NBC, on Cavity Duplexers
15:32
#334: How to tune a duplexer with a NanoVNA V2plus4 | is it possible?
17:00
I Create High Power Batteries Easily
9:13
2 Meter Hybrid Ring to BPBR Duplexer conversion
18:47
Combiner Basics Part II: Cavity Filters
14:32
How To Build A 10 Meter Half Wave Dipole Antenna for 10 Meter Ham Radio
43:17