Understanding AGM batteries
Often forgotten in the mix is absorbed glass mat (AGM) batteries. They’re very adaptable for off grid use and have a lot of overlooked advantages. Off Grid Ham
Building a filtered amplified Coketenna for ADS-B
Combine a proven, easy-to-do concept, the Coketanna, with the best performance RTL-SDR dongle for ADS-B and a filtered low-noise amplifier for great and affordable receive performance. Radio for Everyone
Which two-way radio service is right for you?
Choosing the right two-way radio can be confusing. You can’t just buy a couple of radios and start talking on them. Most two-way radio services require licensing of some sort, and radios designed to be used in those radio services must be certified by the FCC. KB6NU