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Showing posts from May, 2021

How does a J-Pole Antenna work?

If you can't see the video, please insert this title URL into your browser search box: https://www.youtube.com/watch?v=E_IBni6vvMc This is post 2639 in a continuing series of simple ham radio antennas. Thanks to Fiori Films for this excellent, in-depth discussion of the popular J-Pole Antenna.  The featured speaker is Dr. Ed Fong (WB6IQN). This video contains everything you need to know about this simple VHF/UHF antenna. Here are some general comments about the presentation: Fiori Films Presents Ham Radio TV: How Does a J-Pole Antenna Work by Dr. Ed Fong Ed Fong WB6IQN gives Vaca Valley Radio Club a presentation via Skype. He teaches the principles and construction of a good working J-Pole antennas. The Vaca Valley Radio Club (VVRC) has been serving the Northern Solano County area since 1988. The VVRC takes pride in providing a friendly place for radio amateurs to meet and to improve their operating skills. Regular meetings are held on the second Thursday of the month at the N

A coaxial collinear antenna for 2m and 70cm

If you can't see the video, please insert this title URL into your browser search box: https://www.youtube.com/watch?v=TmhHojVvpas This is post 2638 in a continuing series of simple ham radio antennas. Thanks to Clint of "Oxford Shortwave Log" for this coaxial collinear antenna system for 2m and 70cm. Depending on the materials in your "junk box", you could build this VHF/UHF antenna for almost no cost. Here are some comments from Clint: Hi there, G1ZMA kindly decided to build me another antenna for 2m and 70cm and here it is. Amazing what you can achieve with a metre and a bit of old RG58 and a BNC socket! Thanks to him and thanks to you for watching. Keep safe. 73s, Thanks for joining us today. Aloha es 73 de Russ (KH6JRM).  

Amateur and Commercial mobile radio antennas

If you can't see the video, please go here: https://www.youtube.com/watch?v=u7YYaCgjfbs This is post 2637 in a continuing series of simple ham radio antennas. Thanks to K4DPS for this informative, easy-to-understand discussion of VHF/UHF mobile antennas. Thanks for joining us today. Aloha es 73 de Russ (KH6JRM).  

Portable 40 Meter Antenna Build

If you can't see the video, please go here: https://www.youtube.com/watch?v=IvOv5U7uUeg This is post 2636 in a continuing series of simple ham radio antennas. If you need a portable, yet sturdy 40 meter antenna for the upcoming ARRL Field Day, try this simple project from Steve Palmer. Most of the materials for this vertical can be found at the nearest hardware store or building supply outlet. Although the antenna is designed for the 40 meter Amateur Radio Band, you could also use the antenna on 15 meters as the third harmonic of 40 meters. Thanks for joining us today. Aloha es 73 de Russ (KH6JRM).

Field Day Planning

If you can't see the video, please go here: https://www.youtube.com/watch?v=W48NZVngQ6A This is post 2635 in a continuing series of simple ham radio antennas. The ARRL Field Day occurs on the last full weekend of June.  As many as 40,000 radio amateurs will "take to the field" to test their emergency operating skills. The key to Field Day success is preparation.  Before you embark on this exercise, be sure you have a functioning "go-kit" and basic survival supplies packed in your vehicle. In this video from Michael Martens (Kb9VBR), we get a good idea of what is needed to insure success during this annual summer event. Here are some comments from Michael: With the pandemic upon us this year‚ how will you be participating in the ARRl Field Day? In this video I outline my plans for the world's largest operating event. Links Mentioned: 100 Watts and a Wire Spring Tune Up: http://100wattsandawire.com/activities Support Ham Radio Q&A by shopping at Amazon

My End-Fed Field Day Antenna

If you can't see the video, please insert this title URL into your browser search box: https://www.youtube.com/watch?v=JuCSdAr1yDo This is post 2634 in a continuing series of simple ham radio antennas. If you need a simple, multiband antenna for the upcoming ARRL Field Day, you may want to consider the HyEnd Company's Field Day 8-band HF Antenna. In this video from Tracy of "Outdoors On The Air", we get thorough look at this portable antenna especially designed for "field" or emergency use. Here are a few comments from Tracy: The HyEnd Company have released a new antenna, the Field Day 8-band Antenna. This 80-10 meter endfed was designed for portable ham radio operations. Let's take a look at the antenna, then watch as I utilize it in the 2019 ARRL Field Day Contest. For more information on the HyEndFed Field Day antenna, check out this link: https://www.hyendcompany.nl/antenna/p... ----- Thanks for joining us today. Aloha es 73 de Russ (KH6JRM).  

Field Day Load Out

If you can't see the video, please go here: https://www.youtube.com/watch?v=O0bQ5P9RDZ8 This is post 2633 in a continuing series of simple ham radio antennas. Thanks to Jason (KM4ACK) for these helpful suggestions for making your ARRL Field Day a success. You can use these ideas for making a "go kit" for your next portable operation. Here are some comments from Jason: Take a look at my Field Day 2020 load out for ham radio operations. We will dive deep and see everything I in my radio bag. đŸ”¹RADIO ITEMS battery https://amzn.to/37tFhwQ charge controller https://amzn.to/2MXMTOY solar panel https://amzn.to/2YvZDBK watts up meter https://amzn.to/37szMyx sound card https://amzn.to/2S0WwA5 GPS https://amzn.to/2rxKxiz Pi https://amzn.to/3cKU6NK buck convertors https://amzn.to/357prG6 sd cards https://amzn.to/2B5PkME jpole antenna https://amzn.to/3htjVEj small coax https://amzn.to/30SjiyD BNC to PL259 adapter https://amzn.to/30FPO6P VNA SWR Meter https://amzn.to/30H

How to build a fan dipole antenna for Field Day

If you can't see the video, please go here: https://www.youtube.com/watch?v=UAlPQbf0SV0 This is post 2632 in a continuing series of simple ham radio antennas. Here's another great antenna idea for the upcoming ARRL Field Day.  Thanks to Callum McCormick (M0MCX) for this excellent tutorial on how to design, build, and test a "Fan Dipole Antenna." Here are some comments from Callum: I have built so many fan dipoles, I have now forgotten most of them! And I have never found the spacing between elements too critical either. Tune the longest one first (apparently) and it'll just work. Amazing fun. Balun Myths: https://youtu.be/q_Wn9c8HwcA Easy SWR: https://youtu.be/9GK0NAVltTE HEY! Subscribe here: https://goo.gl/thM5Vq My Shop: https://www.m0mcx.co.uk/store/products/ Playlists: All about Verticals: https://www.youtube.com/playlist?list... My Crazy Vlogs: https://www.youtube.com/playlist?list... Ham Radio Foundation Training: https://www.youtube.com/playlist?

Field expedient 40m dipole antenna

If you can't see the video, please go here: https://www.youtube.com/watch?v=gjgVwlXKux0 This is post 2631 in a continuing series of simple ham radio antennas. Do you need a simple, practical, and inexpensive 40 meter dipole antenna for your next portable or field operation? Thanks to the "SurvivalComms" website, we have a nearly "fool-proof" antenna made from WD-14 field phone wire. This antenna is cheap, portable, and easy to build.  The antenna would make an excellent addition to your ARRL Field Day operation. Thanks for joining us today. Aloha es 73 de Russ (KH6JRM).  

Get ready for ARRL Field Day

If you can't see the video, please go here:  https://www.youtube.com/watch?v=ohZW7aCJDps This is post 2630 in a continuing series of simple ham radio antenna. Thanks to K9ZXO for this excellent primer on the upcoming ARRL Field Day. The video offers helpful suggestions for Field Day operations, whether you're operating solo or with your COVID-19-protected radio club. Here are some comments from K9ZXO: SUBSCRIBE http://www.arrl.org/field-day | ARRL Field Day is amateur radio's open house. Every June, more than 40,000 radio amateurs (also known as 'ham radio' operators) throughout North America set up temporary transmitting stations in public places to demonstrate the capabilities of the Amateur Radio Service and the science, skill and service of hams to our communities and our nation. It combines public service, emergency preparedness, community outreach, and technical skills all in a single event. ARRL Field Day has been an annual event since 1933, and remains the