Review of MFJ-8504B RF Receiver Distribution Amplifier
Antenna
Build an HF long wire balloon antenna
“We made a long wire vertical antenna suspended from a helium balloon over the river, at 25 watts and an MFJ 993b autotuner to tune it on 40 met... Read more
Antenna experiment – Fractal Quad for 28 Mhz band
“After reading many antenna articles in the Internet and a couple ARRL antenna books I got interested in physically small HF antennas. My... Read more
Measuring Propagation Attenuation Using a Quadcopter by N6GN
These tests show that the signal strength of a local station can be many tens of decibels weaker than from a DX station. For the last several years I... Read more
18el 6bander – GXP Antenas – 40/20/17/15/12/10
GXP Antenas 18el 6bander Bands 40/20/17/15/12/10 Gain (dBd) 3,9/10,6/10,3/10,5/10,2/10,5 F/B (dB) 22/26/22/23/20/21 SWR 40 le... Read more
Building a Multi-Band Dipole
Multi-Band Dipole I built a multiband dipole that will work 40, 20, 17, and 10 meters for ham radio. An easy project I was able to tackle in one day.... Read more
Review
![Using RF Gain Control On HF-Less Ear Fatigue [ Ham Radio Basics ]](https://qrznow.com/wp-content/uploads/2017/01/iaPwF-265x168.jpg)
Introducing the PRAS and HPS
Bob Heil talks about the new Parametric Receive Audio System and Heil Powered Speaker for Amateur Radio. PRAS – Parametric Receive Audio System The... Read more
Baofeng BF-F8HP Radio Review
Baofeng BF-F8HP “The following video is a detailed look at the Baofeng BF-F8HP dual band portable two-way radio. Topics covered in this v... Read more
Equipment
HF/VHF/UHF All-in-One Shack-in-a-Box
“The Shack-in-a-Box HF/VHF/UHF All-in-One Shack-in-a-Box provides coverage from 160 meters through 70 centimeters in an easy-to-carry Gator Pro... Read more
QRO HF-2000 HF Amp – 1.5KW
THE HF-2000 1.5 KILOWATT DESKTOP LINEAR AMPLIFIER CAN PUT YOU IN CONTROL. OUR UNIQUE BLEND OF HIGH QUALITY, DURABILITY, AND PERFORMANCE WILL MAKE YOUR... Read more
HF Amplifier Ameritron ALS-1306
Ameritron HF+6 1200W Solid State Amplifier 1.5-54 MHz . . . 1200 Watts PEP Output, Instant Automatic band switching, no tuning, no warm-up, SWR protec... Read more
Inrad HF Triplexer
The Inrad HF Triplexer is the perfect solution for adding more fun and points at Field Day or WRTC: Three stations may share one 10M/15M/20M tribander... Read more
SunSDR2 PRO
The brand new SunSDR2 PRO transceiver is a modern SDR transceiver developed with contesting and DXing in mind. It covers all HF bands plus 50 M... Read more
News
St. Vincent Radio Amateurs on Alert During Volcano Emergency
Donald de Riggs, J88CD, on the Caribbean island of St. Vincent, says that on April 13, the 42nd anniversary of the 1979 eruption of the La Soufriere v... Read more
Can You Cook A Hotdog With Ham Radio?
“I’ve always been facinated by the physical affects of RF. Today, a light experiment testing if can cook hotdogs with RF. The test incorpo... Read more
Updated Radio Frequency Exposure Rules Become Effective on May 3
The FCC has announced that rule changes detailed in a lengthy 2019 Report and Order governing RF exposure standards go into effect on May 3, 2021. The... Read more
March 2021 Volunteer Monitor Program Report
The Volunteer Monitor (VM) Program is a joint initiative between ARRL and the FCC to enhance compliance in the Amateur Radio Service. This is the Marc... Read more
ARISS USA Gets IRS 501(c)(3) Recognition
ARISS-USA, a Maryland nonprofit corporation, has earned recognition from the US Internal Revenue Service (IRS) as a Section 501(c)(3) charitable, scie... Read more
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