About the Club
The Castle Rock Repeater Group is an amateur radio club based in Denver, Colorado. Originally founded in the 1960s, but organized in its current form in 1993, the CRRG has members throughout the Colorado Front Range and beyond.
We are a non-profit corporation registered with the State of Colorado. We operate three repeaters in the Denver metro area. Please join us for our weekly Sunday evening net at 7:00pm (1900) Mountain Time on our primary repeater at 146.670- MHz with a 100 Hz PL tone.
The 146.670- located on Squaw Mountain at 11,600 feet has a PL tone of 100 Hz. It has a coverage of North to Cheyenne, Wy - East to Limon, Co - South to Colorado Springs, Co and West to the Continental Divide. The 145.400- located in Denver / Smoky Hill has a PL tone of 100 Hz and is linked to the 448.500- repeater. The 448.500- located in Denver / Smoky Hill has a PL tone of 100 Hz and is linked to the 145.400- repeater. Brandmeister DMR Talk Group 31700 TGIF DMR Talk Group 303 Visit us on Facebook at Castle Rock Repeater Group. The Castle Rock Repeater Group operates a weekly net every Sunday evening at 7 PM (1900) MST on our repeater at 146.670- (100 Hz PL Tone).-
Local FM Repeaters Can Save Lives
It begins like any ordinary day, then the alerts start coming in. The exact cause isn't important—it could be a wildfire, an earthquake, or a weather event, but in the affected area, text messages arrive, phones ring, and urgent emails make sounds as they hit our inboxes. It is some type of incident, and amateur radio operators are mobilized as part of the local Amateur Radio Emergency Services (ARES)...
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Contact Logging in Ham Radio
Why do we log our ham activity? Ham radio contests and special events are fun, but they often require log submissions. Is there any other reason to log your contacts?
