Analyzing Analyzers
Robert P Brady, K5RPB, asks “Is an analyzer a primary purchase for building antennas or should I rely on engineering practices?” What anal... Read more
Three Band Yagi Antenna for 21 MHz, 28 MHz and 50 MHz PA212850-21-12HD – 15 meter, 10 meter and 6 meter band. Antenna covers full 15 meter, 10 meter and 6 meter. Perfectly optimized three-bander with excellent performance. Above all, PA212850-21-12HD cover full range of 15 meters and 10 meters, and DX range for 6 meter […] Read more
A viewer asks: “I am running three UHF and four VHF radios. They are all on different frequencies. What would be the minimum spacing for the antennas?” Joe and I tackle this common question about placing multiple VHF/UHF antennas on a tower or mast. Read more
You asked for it, here it is: a live A/B test of the Wolf River Coil vs the Chameleon CHA-LEFS End Fed Half Wave antenna. Which will win in this Parks on the Air activation of Brunet Island State Park in northwest Wisconsin (POTA K-1442). This is not a scientific test and is for demonstration […] Read more
Jared, N0SPC, is the only ham in his country, and he has a question regarding phasing. He wants to know if he can use a phased array of mobile whips to get directivity? Yes and here is how… Read more
The Chameleon CHA-MPAS 2.0 just might be the best portable Ham Radio antenna that you can get today, due to its versatile configurations and compact size. Take a look at this video and let me know what you think about this great Ham Radio antenna. The Modular Portable Antenna System (MPAS 2.0) is a concept allowing […] Read more
One man’s observation of different radiation patterns that evolved from choosing different antenna installation orientations. What are your thoughts? Read more
HF verticals are very popular for the smaller suburban gardens. How do they perform and are there any improvements you should consider? Read more
Common Mode Current can really mess with RFI and cause interference in the shack. In addition, you could also be receiving unwanted interference on the coax outer shield. In this video I show how I built myself an easy CMC choke using a toroid and RG-58 coax.
Antenna
SUPER VERTICAL 8 ULTRA HF 4-6-10-11*-12-15-17-20-30-4
Vertical-Array is proud to present the vertical 8-bands HF 8 “SV 8 ” antenna. The SV8 working in HF for 4-6-10-11-12-15-17-20-30-40... Read more
Omni-Directional – Circularly (Mixed) Polarized Antenna for 144 MHz / VHF / 2 Meters.
Introduction and Background This is an experimental project that may lead to further development in the future, but even as presented below, it does w... Read more
Visits Chameleon Antennas Factory
I recently visited the Chameleon Factory in California. I took many photos and will show them in this video to share the experience. Read more
Review
Choosing a “Step Up” Software Defined Radio (SDR)
We talk about the benefits of step up SDRs, and look at 4 models under $200. Read more
SAQ Alexanderson Alternator Transmission Set for Christmas Eve
Sweden’s Alexanderson alternator station SAQ has planned a Christmas Eve transmission on 17.2 kHz. The transmitter will be tuned up starting at around... Read more
HRN 269: Bull in a China Shop on Ham Radio Now
“HamRadioNow doesn’t do ‘unboxings’, and we don’t do product reviews per se, but this time we do both. A new BaoFeng UV... Read more
![Coaxial Cable Preparation Tools for Crimp Connectors [ Video ]](https://qrznow.com/wp-content/uploads/2017/08/dxe-ut-kit-cc1_at_xl-265x168.jpg)
Coaxial Cable Preparation Tools for Crimp Connectors [ Video ]
Strips Cable Type Belden 8213 RG11/U Belden 8214 RG-8 Foam Belden 8237 RG-8/U Belden 8267 RG-213 Belden 9258 RG-8X Belden 9913F7 Davis RF BURY-FLEX DX... Read more
You only need one Station Ground Rod
Rodney, is asking if he can use the same ground rod to ground two different dipole antennas without losing efficiency or performance? Read more
Equipment
Ultra portable antenna tower for ham radio 34′
Ultra portable antenna tower Collapsible portable antenna tower. For ham radio, cellular, light, camera, satellite, radio communications etc. FOR SALE... Read more
RT-9000E SOFTWARE-DEFINED HF SSB/ISB RADIO
The Sunair RT-9000E is a proven solution in communications applications requiring rugged, reliable, and flexible equipment. This next generation trans... Read more
Yaesu Luxury dual element microphone M-100 announced!
“Amateur radio transmitting voices on radio waves, direct more faithfully the direct sound more faithfully … …” Following the... Read more
Hermes Lite 2.0 SDR Transceiver
In this video, we take a look at the very cool Hermes Lite 2.0 SDR Transceiver HF Ham Radio. The Hermes-Lite is a low-cost direct down/up conversion s... Read more
QRPGuys 40/30/20m DSB Digital Transceiver – $40
Have you ever wanted to try the new digital modes on a budget? The QRPGuys DSB Digital Transceiver is a low cost, multiband, DSB transceiver kit, curr... Read more
Today I go through all of the steps and pieces for building the BuddiHex Hexbeam antenna from Buddpole. This might be the best portable ham radio antenna I have used in the field, and I would like your thoughts also. Lightweight and portable 6 band (20m – 6m) hex beam perfect for everything from POTA […] Read more
Often on the HF bands, we find that the quoted antenna frequency bandwidth is not wide enough to cover the whole band. This can be a particular problem with multiband antennas and mobile whip antennas. Can we venture into the no-go areas of higher VSWR? Read more
![Working with the Xiegu X6100 [ Videos ]](https://qrznow.com/wp-content/uploads/2021/11/A_03_1024x1024-2-1-90x60.jpg)
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