The Central Missouri Radio Association is the oldest Amateur Radio Club in the Columbia, MO, area.


The CMRA club call Sign is K0SI, in memory of Pete Stewart. Our repeater is at 146.760 MHz. (-600 Khz. offset), PL 127.3.

In the event of severe weather, or the 146.760 repeater is down, please use the K4CHS repeater at 146.610, PL 127.3.

The CMRA sponsors the 444.425 repeater, PL 77, which iss our input to the ShoMeIntertie link to St. Louis. It is the Columbia entry to the National Weather Service via the Intertie system.

The Dstar repeater is at 442.325 (+5.000), Node B. The call sign is WX0BC.

Club Meetings

Our monthly meeting is held at 7:00 PM on the second Tuesday of each month at the Boone Electric building. The December meeting is a dinner gathering, held elsewhere, as announced in club meeting minutes.


ARRL FCC VE testing for new amateur licenses and upgrades is conducted each third Tuesday evening of the month at 7:00 PM. The testing location is 503 North Old Highway 63, the Cumulus Media building. For further information about testing, click on the Public Service tab above.

Weekly Net

Each Wednesday is Club Net at 9:00 PM on the 146.760 repeater.

If you have questions or are interested in volunteering for Net Control, contact Bill, N0AXZ–e-mail billmcfarland10(at)gmail.com . Replace (at) with @ when you type in the e-mail address.

Boone County ARES Net

The Boone county ARES group conducts training session nets from time to time. Direct questions or comments to the Net manager, Corey Mesenbrink, KC0YNS, to kc0yns(at)arrl.net. Replace (at) with @ in the e-mail address.