Re: Topband: winding ON4UN braid breaker 1:1 balun

2015-01-13 Thread Jim Brown
On Tue,1/13/2015 8:27 AM, Charles Yahrling wrote: ON4UN lists optimum turns for binocular braid breaker baluns, but I have not found similar info for toroidal baluns. Study k9yc.com/RFI-Ham.pdf and see the Cookbook -- Chapter 8 -- for winding guidelines for each band and size of coax. 73,

Re: Topband: winding ON4UN braid breaker 1:1 balun

2015-01-13 Thread Tom W8JI
Planning the antenna, feedline, balun, and grounding as a *system *is more important than any single other thing we can ever do. In a complex system with standing waves (on the outside of wires and cables) and finite impedances, there is no universal this is optimum answer. If your antenna is

Topband: winding ON4UN braid breaker 1:1 balun

2015-01-13 Thread Charles Yahrling
All, ON4UN lists optimum turns for binocular braid breaker baluns, but I have not found similar info for toroidal baluns. Using ft-106 type toroid and want to know if more is better or should I limit bifilar turns to 2-3 as per binoculars? I run qrp or 100W max, for now at least. Just putting