The Richardson Wireless Klub > Articles by: Chip Coker KD4C
Author Archive: Chip Coker KD4C
Chip Coker KD4C
March 8, 2026
Please join RWK on Monday March 9th for our General Meeting. Spring seems to have sprung and that sets off the clock for the brief few weeks that we have to get outside and work on antennas before it gets…
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Chip Coker KD4C
February 25, 2026
The Seventh Annual Go-Kit challenge is March 21st in Highland Village. This is a very informal and fun way to show off your portable rigs as well as get ideas for your next build. Every year it has been bigger…
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Chip Coker KD4C
February 17, 2026
In tonight’s edition of QRV, we’re going to look at the sometimes daunting task of programming your DMR (Digital Mobile Radio) ham radio. DMRs, once programmed, are very easy to use, but the initial hurdle of getting a radio going…
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Chip Coker KD4C
February 8, 2026
With all the excitement around today’s digital modes, we’re going to talk about the forgotten digital mode that has been around for quite some time – RTTY. You’ll learn a bit of the history and just how it works, as…
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Chip Coker KD4C
January 20, 2026
In tonight’s edition of QRV, we’re going to look at Automatic Dependent Surveillance – Broadcast, the technology that allows airplanes to automatically communicate their position to ground stations and other planes. We’ll talk briefly about the history of ADS-B, how…
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Chip Coker KD4C
January 11, 2026
January is Radio History month for RWK and this month we’re going to talk about 3rd Party Communications. Before the days of cell phones and the internet and free long distance, it was a lot more difficult and expensive to talk…
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Chip Coker KD4C
December 15, 2025
Tomorrow night, our very own Don Weeks (N5SKT) will be talking about FreeDV and running a demonstration on how it works. He will be discussing the basics of its operation, the different modes (and which ones are best suited to…
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Chip Coker KD4C
December 7, 2025
RWK fielded a team of 25 volunteers on December 6 to provide communications support for the COR Parks Department’s 50th Annual Richardson Christmas Parade. I wanted to say “thank you” for to all the volunteers that assisted with the parade. …
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Chip Coker KD4C
December 4, 2025
On December 8th, we had our annual Holiday Meeting, now with pizza and desserts and lots of prizes and a short wrap-up of RWK for 2025. We had a new version of our prior years’ popular RWK Ham Trivia contest….
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Chip Coker KD4C
November 24, 2025
Bob Coelln’s call went silent on November 24, 2025. He was 81. Bob was born in Davenport Iowa. He was in the Army during the Vietnam War, specializing in signals, communications, and electronic intelligence. After his military service, Bob moved…
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