In this video, we talk about antenna impedance, what it is and how it’s different from resistance.
Antenna
JK Antennas JK65 6 Meter Yagi
6 Meter Yagi Want to be heard on 6? JK Antennas JK65 6-Meter Yagi Antennas give you tremendous VHF performance with very high gain on a… Read more
DXplorer system providing facilities for on-air antenna system testing and comparison
DXplorer
is a unique web-based system providing facilities for on-air antenna system testing and comparison as well as real-time HF propagation analy… Read more
Engineering the Doublet Antenna
“I made this doublet connector from a piece of 6mm Nylon 66 I had knocking about. Seems easy enough. I just hope the 450 ohm behaves itself and… Read more
XR6 | COMPACT 11 ELEMENT 20 /17 / 15 / 12 / 10 / 6 METER MULTI-MONO YAGI
For years InnovAntennas co-owner Bill AA7XT pestered his InnovAntennas business partner Justin G0KSC to design an antenna that would cover 20 through… Read more
The New Hy-Gain BOLP-1013 Band Optimised Log Periodic Array by G0KSC
This revolutionary antenna consists of 6 trapless monoband logs on a single 30’ boom and 13 full size elements. Computer optimization gives full monob… Read more
How To Make a Doublet Antenna for Ham Radio – No Talking – ASMR style
How To Make a Doublet Antenna for Ham Radio – No Talking – ASMR style Read more
A gigantic tribander! Three big full-size yagis on one boom (15.1 m)
Phenomenal characteristics! Big gain, perfect F/B and F/S ratios. 4 elements for 20 m, 6 elements for 15 m and 14 elements for 10 m! Antenna is fed by… Read more
Review
Working QRP – LDG Z817 Tuner Review
A hands on look at the LDG Z817 Autotuner with a QRP contact at Foymount Ontario. <span style=”color: #000000; font-size: 14pt;”>T… Read more
RTL-SDR RF Filters
In this video, we take a look at how RF filters work and how you can improve signals when using an SDR, in this video we use the RTL-SRD reviewer and… Read more
Surecom SF-401plus frequency counter CTCSS decoder
Introduction: The frequency meter capable of measuring the parameters of the frequency of the continuous carrier signal walkie-talkies , with signal… Read more
Buddipole PowerMini2 Solar Charge Controller for Ham Radio
Brand new from Buddipole is an updated version of their solar charge controller, dubbed the PowerMini2. The POWERmini 2 is described as a DC Power Ma… Read more
Icom IC-7851 Transceiver – ARRL Review – QST
Contesters and DXers are always looking for that competitive edge to magically pull out the weak signal that is either the rare country or multiplier… Read more
Solar Power for Ham Radio, a presentation – Ham Radio Q&A
This is an educational presentation I gave on setting up a solar system for use with amateur radio. It goes into the components necessary and talks on… Read more
MFJ-868B Giant SWR/Wattmeter
MFJ touts the MFJ-868B Giant SWR/Wattmeter as the World’s Largest HF SWR/Wattmeter. The MFJ-868B measures peak, average forward and reflected power an… Read more
The post Impedance and Ham Radio Antennas Explained appeared first on QRZ NOW – Ham Radio News.