Uncategorized

RMHAM to host CSVHFS Conference in Albuquerque, NM (July 27-30)

06/18/2017

Rocky Mountain Ham Radio, New Mexico will host the 2017 Central States VHF Society (CSVHFS) Conference in in sunny Albuquerque, New Mexico (DM65) on July 27-30 at the Sheraton Airport Airport hotel. This event is the largest VHF/UHF/microwave conference in the nation, and attracts some of the most knowledgable VHF/UHF/microwave hams from across the United States, […]


RMHam Supports Triple C Bike Ride

05/18/2017

The weather on May 13, 2017 was absolutely perfect for bike riders and volunteers alike as Rocky Mountain Ham Radio provided communications for the fourth year in a row to this excellent event. The Triple C Bike Ride is an early season ride on the Front Range of Colorado, starting in Broomfield, going north to […]


March RMHAM-U Impedance, Reflections and Transformation

03/18/2017

March 18, 2017, Chris Hamilton AE5IT did a very hands on presentation on Impedance, Reflections and Transformation relating to antennas and feedlines.  It was a very good description of how antennas, feedlines and SWR is related.  It was a great demonstration with lots of real-world demonstrations on how antennas and feedline matching relates to power […]


The Swapfest 2017 Edition!

02/28/2017

Once again the Aurora Repeater Association, Cherry Creek Young Amateur Radio Club and Rocky Mountain Ham Radio put on one heck of a show. Sunday February 19th was a beautiful day with temperatures not too hot or not too cold, no threats of snow and no icy roads.  The attendees came from near and far, […]


Jack McComb W0JMC SK

02/24/2017

It is with great sadness that we report the passing of Jack McComb, W0JMC on February 23, 2017. Jack was a dedicated member of Rocky Mountain Ham Radio, as well as former EC of Arapahoe County ARES (ACARES) and a tireless supporter of amateur radio and its causes. Jack was a former over the road […]


RMHR Donates UHF Repeater to TARA

02/12/2017

Tech Amateur Radio Association (TARA) is a university amateur radio club at the New Mexico Institute of Mining & Technology located in Socorro, New Mexico.  TARA is currently being led by a familiar face, Skyler Fennell KDØWHB of Denver), who is a freshman studying electrical engineering. One of TARA’s current projects is the construction and […]


George Bartling, WA9TCD SK

02/08/2017

It is with deep sadness that we must announce that another key has gone silent. Our very own George Bartling WA9TCD died suddenly this week leaving many of us in shock and wondering why.  Those of us that had the pleasure of knowing George, know that he gave of himself selflessly. Need him to cover […]


Baofeng DM-5R and Radioddity GD-55 test results

01/03/2017

(Updated Apr 3 2017 to include the Radioddity GD-55.) Rocky Mountain Ham Radio continues to investigate alarming problems with recently released low-cost DMR Tier II radios. This article focuses on the Baofeng DM-5R Plus, Baofeng DM-5R with Tier II firmware update, and the Radioddity GD-55  (a rebranded Tytera MD-398). Our tests find that the Baofeng DM-5R Plus and Radioddity […]


RMHam U – Microwave Transmission

12/17/2016

Sub-zero temperatures and upwards of 12-14″ of snow in some areas of the Denver Metro area didn’t stop the December edition of Rocky Mountain Ham University. Instructors Doug Sharp, K2AD and John Maxwell, W0VG conducted a lab in which 16 students set up, configured and put point-to-point microwave radio links in service.   Attendees learned […]


Problems with New Baofeng DM-5R, TYT MD-398 and Radioddity GD-55 Models

11/25/2016

During 2016 we have noted some new and good DMR radios, and unfortunately we have also seen some radios which cause concern. The radios in question are the Baofeng DM-5R, TYT MD-398 and the Radioddity GD-55. At this time Rocky Mountain Ham Radio is requesting that amateur operators refrain from using the Baofeng DM-5R, TYT […]