[TowerTalk] Best Balun

Jim Lux jimlux at earthlink.net
Wed Nov 26 21:26:09 EST 2014


On 11/26/14, 5:20 PM, Jim Brown wrote:
> On Wed,11/26/2014 5:02 PM, Herbert Schoenbohm wrote:
>> (Chip K7JA) their bead balun model EB-1 as this is easier for me to
>> install on the boom compared to the Comtek boxed unit which also
>> looked very good with their specs..



>
> AAARGH! Most strings of beads are terrible chokes, because they are
> inductive, not resistive, at the operating frequencies. This is
> discussed in the tutorial I referenced earlier in this thread.

they use a Amidon 73 mix for this particular balun

I wonder why they don't use a 31 mix? tradition?






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