IMHO Although I have the TH-6 I would suggest using
the coax type current balun. I tried running legal
limit through the stock BN-86 balun and fried it.
Never had a problem since I made the coax balun
mentioned in the Hygain construction manual.
--- doc <firstname.lastname@example.org> wrote:
> I read the archive re. a 2002 discussion of balun
> for the Hy-Gain TH7DX, and similar beams.
> I have just acquired a very used TH7DX needing some
> aluminum repair and thought I'd revisit the balun
> question while it is on the ground and under
> I understood from the discussion that some sort of
> current balun is preferred to the BN-86 voltage
> Operating Parameters:
> 1. I will be running full legal as needed.
> 2. Installed in West Central Florida so it won't see
> ice but
> will see some heavy gusting winds (55-60MPH just the
> day!), not to mention the occasional hurricane.
> 3. It will be mounted on a tiltover, so it will be
> and strapped down when heavy weather is forecast.
> 4. It will see lots of lightning.
> Does any of that impact the choice of balun design?
> Thanks! & 73, doc kd4e
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