brett.gazdzinski at verizonbusiness.com
Thu Jan 25 21:50:00 EST 2007
Yes, but you would think if you really wanted it
balanced, the rf would go to the center of the link,
then say 4 turns each side to ground.
Almost all the tuners are built with one link,
and one side is ground, the other hot, and it works
> -----Original Message-----
> From: amradio-bounces at mailman.qth.net
> [mailto:amradio-bounces at mailman.qth.net] On Behalf Of A.R.S. - W5AMI
> Sent: Thursday, January 25, 2007 9:20 PM
> To: Discussion of AM Radio in the Amateur Service
> Subject: Re: [AMRadio]
> On 1/25/07, Brett gazdzinski
> <brett.gazdzinski at verizonbusiness.com> wrote:
> > Odd on these balanced tuners that some types have the link
> > unbalanced, that is, there is ground side and a hot side
> > in the center of the balanced coil, where you could make
> > 2 separate links in parallel or something, with the centers
> > to the rf and the outsides to ground.
> My homebrew balanced link tuner is this way. The link connects to the
> 50ohm coax. One side goes to the shield and one to the center (hot).
> Others use a variable cap with the link. Mine rotates within the main
> coil for loading.
> Brian / w5ami
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