“The feedline to an antenna will perform better if the antenna has the same impedance. Jim Heath W6LG uses the RigExpert AA-2000 to measure a small dipole’s resonant frequency which is not the same frequency as the lowest SWR. The resonant frequency of an antenna is often not the same as the frequency with the lowest SWR.”
Antenna
Emergency Antenna Platform System (E-APS) – WC2FD
A system to facilitate emergency radio communications from parking lots using lamp posts as antenna masts. Designed and built by the kids of th... Read more
Small loops, growing popularity
by John Huggins “Small Loop HF antennas, often called magnetic antennas, seem to be all the rage these days. I suppose this old concept offers h... Read more
First Antenna Questions
Laurent Egli, soon to be HB9***, has some questions about what antenna would be a good first antenna for her. Read more
Amateur Radio Tower Stand – KG0ZZ’s
A close up view of my ham radio tower and tower stand. The tower is five sections of Rohn 25-G tower. The top section is 8 feet long making the... Read more
SDRplay comparison of 4 popular magnetic loop antennas
In this video Mike Harwood compares 4 different active mag loop antenna at various frequencies up to 52MHz using two SDRplay RSPduos which allowed sim... Read more
Review
Test Equipment Basics – Ham Nation 389
Relief efforts in Cuba, testing equipment, aurora updates. Coordinating emergency communications in Cuba, Dr. Skov with solar weather and an aurora up... Read more
![Yaesu FT-991 HF – UHF Transceiver [ Video ]](https://qrznow.com/wp-content/uploads/2015/02/FT-991-265x168.jpg)
Yaesu FT-991 HF – UHF Transceiver [ Video ]
Universal-Radio presents the Yaesu FT-991 HF – UHF Transceiver Read more
AnyTone AT-D878UVII Plus Unboxing and Demo
In today’s video, we’ll be sharing a live unboxing of the AnyTone AT-D878UVII Plus as well as a product demo. VHF/UHF DUAL BAND: Feat... Read more
Equipment
DX-Patrol SDR ( Software Defined Radio ) Receiver with wide receiving range
The DX-Patrol is a Software Defined Radio (SDR) receiver with a very wide receiving frequency range. In contrast to the usual cheap USB DVB-T sticks t... Read more
All-band HF direct conversion transceiver QRPver DC-3001 Minion Mini
Transceiver direct conversion, short-wave, all-band. QRPver Minion Mini DC-3001 This is a small-size multi-band short-wave QRP transceiver. The transc... Read more
The Kodiak – Off Grid Home Solar System In A Box
The world’s most compact, lightweight, expandable, and modular solar system See More:Link Read more
COMTEK ACB-4 Hybrid Four-Square Systems
COMTEK ACB-4 Hybrid Four-Square Systems are phased array Relay Units and Control Consoles that are affordable, simple to install, and easy to use. A p... Read more
2 Pair Freetalker Walkie Talkie Two-Way Radio Wrist Watch
Quick Overview The wristwatch walkie talkie can offer you the freedom to go anywhere and do anything–from weekend hiking to just hanging out at... Read more
![Reviewing the Icom ID-52E 5W D-STAR Transceiver [ ICOM UK ]](https://qrznow.com/wp-content/uploads/2022/01/maxresdefault-1-90x60.jpg)
![Reviewing the Icom ID-52E 5W D-STAR Transceiver [ ICOM UK ]](https://qrznow.com/wp-content/uploads/2022/01/maxresdefault-1-180x120.jpg)