How to Troubleshoot Noise in HF Mobile Installations
Many hams find that their HF mobiles receive more noise than they do usable signals. Common noise sources include the ignition system and alternator. Spark plug noise is propagated through […]
An Amateur Radio Blog by DX Engineering Articles written by: OnAllBands
Technical Articles
Technical Articles
Mailbag: Is it OK to Run an Amplifier on 120 Volts AC?
Question: Is it OK to run an amplifier on 120 volts AC? This is a question that many new Amateurs ask themselves when they’re buying their first amplifier. There are […]
Technical Articles
Sound Card Interface Transmit Troubleshooting
SITUATION: The Sound Card interface you just installed (SignaLink, RigExpert, Soundblaster) is not sending digital tones through the transceiver. The natural conclusion you may draw is that the sound card interface or […]
Technical Articles
When is an Antenna Tuner not an Antenna Tuner?
When is an antenna tuner not an antenna tuner? Answer: all the time! “Antenna tuner” is really a bad name for the devices that present a low SWR to our transmitters and […]
Products & Product Reviews / Technical Articles
Mailbag: Using a Thimble with EHS Guy Wire or Phillystran Guy Line Big Grips
Q: When should I use a thimble with EHS Guy Wire or Phillystran Guy line Big Grips? A: Whenever a Big Grip is attached to a metal guy bracket or guy anchor, you should always use an appropriately-sized thimble. The thimble […]
Technical Articles
Tech Tip: Ham Station Computer Operations
Computer-based radio operations are fun! Completely integrate your station with your computer, starting with THE all-in-one software solution, Ham Radio Deluxe. “HRD” is an advanced, visually appealing program that displays and […]
Technical Articles
How to Install Cable Grips on Phillystran Guy Line
Tim, W3YQ, and Tom, A8AZ, demonstrate the proper way to install Cable Grips on Phillystran Guy Line. Once you see how this done properly, it makes the task much easier […]
Antenna Tech / Technical Articles
Horizontal Antennas–Why Higher is Better When it Comes to Mounting
Dipole and broadband antenna efficiency is a constant debate. Efficiency most commonly is watts in, watts out. It’s well known that to radiate well, horizontal antennas should be at least […]
Technical Articles
Cheap and Easy Ways to Improve Mobile Radio Receiver Performance
Question: What’s an easy and inexpensive way of improving my mobile radio receiver performance? Most mobile installations, for safety reasons, position the radio out of the way, under the dashboard, on […]
Events
3 Field Day Must-Haves
Are you ready for Field Day? DX Engineering can help you stock up on supplies and gear to ensure your club’s event goes off without a hitch. Take some time […]
