I'm guessing receiver overload instead of harmonics.
Don W4DNR
Quoting TexasRF@aol.com:
> Glen, as you know, we both live within a few miles of the KRLD 50KW
> transmitter/antenna site.
>
> I have measured over 5 volts of rf on one of the upper tower guys at my
> QTH. When I drive up the driveway with the vehicle radio on the AM band and
> park near one of the guy anchors, there are several radio programs present at
> the same time, indicating severe cross modulation.
>
> How much is caused by the radio vs tower guys, I don't know.
>
> Also, just driving around the area, the same thing happens at some street
> intersections where there are many electrical lines etc present.
>
> I guess I am wondering how much of the 160m QRM is cross mod vs radio
> station harmonics.
>
> 73,
> Gerald K5GW
>
>
>
>
>
>
>
>
> In a message dated 4/7/2011 10:49:26 A.M. Central Daylight Time,
> gzook@yahoo.com writes:
>
> Carl, you're not down here in the Dallas, Texas, area. Unfortunately, BCB
> harmonics are on the band, especially during the day when the lower
> powered daytime only stations are on the air.
>
> Glen, K9STH
>
> Website: http://k9sth.com
>
>
> --- On Thu, 4/7/11, Carl <km1h@jeremy.mv.com> wrote:
>
> One thing for certain is that it has been a long time since Ive heard AM
> BCB harmonics on 160.
> _______________________________________________
> Amps mailing list
> Amps@contesting.com
> http://lists.contesting.com/mailman/listinfo/amps
>
> _______________________________________________
> Amps mailing list
> Amps@contesting.com
> http://lists.contesting.com/mailman/listinfo/amps
>
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps
|