Re: Q7 failure in K2
Posted by
Don Wilhelm-4 on
Feb 19, 2012; 12:23am
URL: http://elecraft.85.s1.nabble.com/Q7-failure-in-K2-tp7297576p7297873.html
George,
I would advocate 100 uHy rather than 50 mHy - but for 40 thru 10 meters,
50 uHy is OK.
If you really meant 50 millihenries, then yes that would be quite fine
for providing a DC path for the lower bands, but there may be strange
effects on the higher bands due to stray capacity.
73,
Don W3FPR
On 2/18/2012 7:02 PM, N9AUP wrote:
> OK Don,
>
> I pulled one leg of D9 and saw 54K forward and infinite reverse on the DVM
> (no KAT2) so I'm guessing that's ok for a Schottky diode. I just now
> checked the tuner taps and the antenna was charged up pretty good. . .that's
> amazing since there's hardly a breeze and it isn't below freezing out. I
> suppose my 35 foot linear loaded vertical dipole (with 6 foot capacitance
> hats on on the far ends) is a pretty good static picker-upper. Do you think
> I could get away with a choke to ground, say 50 MH on each leg of the ladder
> line on the antenna side of the tuner? I guess I better do the math to
> figure out what the impedance would be on each of the bands 40 thru 10
> --although heaven only knows what the antenna impedance would be on each
> band. I guess I could always put the bleeder on the nominal 50 ohm side of
> the tuner.
>
> 73,
>
> George
>
>
______________________________________________________________
Elecraft mailing list
Home:
http://mailman.qth.net/mailman/listinfo/elecraftHelp:
http://mailman.qth.net/mmfaq.htmPost: mailto:
[hidden email]
This list hosted by:
http://www.qsl.netPlease help support this email list:
http://www.qsl.net/donate.html