Here is one article about the low band donut hole from the Tech Downloads at BVARC web pages.
https://bvarc.org/Tech/donuthole.pdf Enjoy W5RH On Mon, Sep 29, 2025 at 8:33 AM Rick Hiller <[email protected]> wrote: > Beware of the "ides of the infamous low band donut hole". Lots about the > Rag Chew Net experience with it on the BVARC Technical Pages. > > Sometimes it works and sometimes it doesn't, as the seasons change. > > Rick W5RH. > > On Mon, Sep 29, 2025 at 6:07 AM Jeffrey Carson via BVARC <[email protected]> > wrote: > >> Yes, I would use 75/80 during the day and evening if you have the room. >> At night it will open up to a few hundred miles. >> Google some NVIS antenna vids as well. >> >> On Sunday, September 28, 2025 at 08:52:20 PM CDT, David Lira via BVARC < >> [email protected]> wrote: >> >> >> We routinely do this on the Wednesday night bvarc rag chew on 75m -> >> 3.910mhz at 7pm! It gets everyone in the area whether close or far. >> >> 40 meters would also work during the day and at night. >> >> Regards, >> David K5DBL >> >> On Sun, Sep 28, 2025, 20:41 Suggs, Marvin (KTRK-TV) via BVARC < >> [email protected]> wrote: >> >> Thank you. >> Sent from my iPhone >> >> On Sep 28, 2025, at 8:09 PM, Joseph Benoit via BVARC <[email protected]> >> wrote: >> >> >> >> *This Message is From an External Sender* >> Caution: Do not click links or open attachments unless you recognize the >> sender and know the content is safe. >> Could play with nvis but 10 meter groundwave (vertical antenna) most >> practical. >> >> On Sun, Sep 28, 2025, 8:04 PM Suggs, Marvin (KTRK-TV) via BVARC < >> [email protected]> wrote: >> >> What HF band would be conducive with 2 base stations 30 miles apart >> wishing to communicate? >> Thanks >> Marvin >> N5RKW >> Sent from my iPhone >> ________________________________________________ >> Brazos Valley Amateur Radio Club >> >> BVARC mailing list >> [email protected] >> http://mail.bvarc.org/mailman/listinfo/bvarc_bvarc.org >> Publicly available archives are available here: >> https://www.mail-archive.com/[email protected]/ >> >> ________________________________________________ >> Brazos Valley Amateur Radio Club >> >> BVARC mailing list >> [email protected] >> http://mail.bvarc.org/mailman/listinfo/bvarc_bvarc.org >> Publicly available archives are available here: >> https://www.mail-archive.com/[email protected]/ >> >> ________________________________________________ >> Brazos Valley Amateur Radio Club >> >> BVARC mailing list >> [email protected] >> http://mail.bvarc.org/mailman/listinfo/bvarc_bvarc.org >> Publicly available archives are available here: >> https://www.mail-archive.com/[email protected]/ >> >> ________________________________________________ >> Brazos Valley Amateur Radio Club >> >> BVARC mailing list >> [email protected] >> http://mail.bvarc.org/mailman/listinfo/bvarc_bvarc.org >> Publicly available archives are available here: >> https://www.mail-archive.com/[email protected]/ >> ________________________________________________ >> Brazos Valley Amateur Radio Club >> >> BVARC mailing list >> [email protected] >> http://mail.bvarc.org/mailman/listinfo/bvarc_bvarc.org >> Publicly available archives are available here: >> https://www.mail-archive.com/[email protected]/ >> > > > -- > Rick Hiller W5RH > *e-mail: [email protected] <[email protected]>* > *Cell/VM/Text: 832-474-3713* > *Physical: 9031 Troulon Drive* > * Houston, TX 77036* > -- Rick Hiller W5RH *e-mail: [email protected] <[email protected]>* *Cell/VM/Text: 832-474-3713* *Physical: 9031 Troulon Drive* * Houston, TX 77036*
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