BC610 had a unshielded adjustable link.
I used to have a HT-4 when I was a teenager.
I scrapped it to make an amplifier.
At one time I ran 2x 250TH in grounded grid driven by a pair of
6146Bs with a 20A exciter.
73
Bill wa4lav
PS now I wish I still had the HT-4.
At 05:59 AM 5/5/2012 -0500, Rob Atkinson wrote:
>Because not everyone operates an appliance box from Alpha, Ameritron
>etc. or some plastic JA box. Some hams operate rigs with swing link
>networks like the BC610 (okay the link on that one rotates) which is
>notorious for 80 m. harmonic on 160. Then there are homebrew rigs,
>and just about anything else built before the pi-network became
>common.
>Extra harmonic attenuation never hurt anyone, especially plug and play
>hams using multiband antennas and all solid state plastic radios and
>PAs.
>
>73
>
>Rob
>K5UJ
>
>On Fri, May 4, 2012 at 11:54 PM, Bill Fuqua <wlfuqu00@uky.edu> wrote:
>
> > Now, saying that, I assume your amplifier or transmitter has low
> > harmonic output in the first place. So, why worry so much about
> > the "HI Pass" or "Low Pass" characteristics in the first place.
> > 73
> > bill wa4lav
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