Category Archives: Video

Testing the NEW GD-55+ for DMR (#80)

Posted on October 19, 2017 by

Here we are again, looking at the Chinese Radioddity GD-55+. The PLUS indicates they’ve made mods to solve the Slot 1/Slot 2 controversy. My testing indicates they’ve certainly gone a long way. They now cleanly transmit in only one time … Continue reading →

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My Station Antenna, Butternut HF-9V (#79)

Posted on October 19, 2017 by

Here’s an answer to a question I’ve been asked many times: what’s my station antenna? The answer is a Butternut HF-9V, a ground-mounted vertical with radials. This video explores how I have my antenna set up. You can see a … Continue reading →

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Unbox and Test MFJ-849 Digital SWR Meter (AD #76)

Posted on June 29, 2017 by

Here’s a look at an MFJ-849, a nice digital power/SWR meter that MFJ sent me. It works well and has solid quality. It also requires no button pushing to get forward and reverse power and SWR because they’re all shown … Continue reading →

Posted in Ask Dave, Ham Radio blog entries, Video | 4 Comments

2017 MARC Field Day Photos AD#75

Posted on June 27, 2017 by

Come enjoy Field Day with us! Here are some slides showing Montrose (Colorado) Amateur Radio Club’s Field Day event. The purpose of Field Day, held at the end of June, is to practice using our radios “in the field,” such … Continue reading →

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Unbox and Test of W6LVP Receive-Only HF Loop

Posted on June 26, 2017 by

Here’s a great receive-only HF antenna good for stealth scenarios or just putting a receive antenna in a much quieter place. This antenna is the direct cost and performance competitor with the MFJ-1886. The W6LVP loop is better at stealth … Continue reading →

Posted in Ask Dave, Ham Radio blog entries, Video | 1 Comment

All About Baluns (Ask Dave #73)

Posted on June 21, 2017 by

I get lots of questions about baluns. This video explores baluns and gives demos. A balun is a device to convert a balanced transmission line to an unbalanced transmission line and vice versa. You can see a list of Ask … Continue reading →

Posted in Ask Dave, Ham Radio blog entries, Video | 2 Comments

dcasler.com Defacement Fixed – Thanks!

Posted on June 19, 2017 by

Thanks so much to the many, many well-wishers and those who offered detailed technical help. The site is back up. You can see a list of Ask Dave videos by clicking here. You can ask a question by clicking here. … Continue reading →

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FIXED! DEFACEMENT FIXED!

Posted on June 17, 2017 by

FIXED. SO MANY THANKS FOR YOUR SUPPORT! I’ll put a video up with details. You can see a list of Ask Dave videos by clicking here. You can ask a question by clicking here. You can go to my YouTube … Continue reading →

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LMR-400 Coax Cable and Connector (#72)

Posted on June 15, 2017 by

I’m new to Times Microwave LMR-400 coax cable, often considered the best in ham radio (and rather expensive). I purchased 500 feet for future antenna projects. Learn with me as I attach a PL-259 connector! You can see a list … Continue reading →

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Review of the MFJ-1835 Cobweb Antenna (#71)

Posted on June 5, 2017 by

Here’s a review of the MFJ-1835H (high power) cobweb antenna. It has a very small footprint and can be a great stealth antenna. I found myself really liking it. Join me for unboxing, assembly, and testing. If you have limited … Continue reading →

Posted in Ask Dave, Ham Radio blog entries, Video | 2 Comments