Visualizing the effect of a low pass filter on harmonics
I thought I’d share this little experiment, I found it quite interesting. Antenna DX Commander Part 2 – HF...
Category: News
Measuring Balun Ratios
I have been asked how to measure the ratios of a Balun or an Unun. So if you’re someone...
Resonant Frequency of Antennas
“The feedline to an antenna will perform better if the antenna has the same impedance. Jim Heath W6LG uses...
RX Antenna – I Installed a Loop On Ground (LOG) for Ham Radio
“I have never tried a Loop RX antenna actually on the Ground! So today I tried it out for...
UBA 75 On The Air Event
On the occasion of the 75th anniversary of our UBA, more than 60 stations with the special ON75 prefix...
ICOM ID-52 First Look With Ray Novak
The ICOM ID-52a is out just in time for Christmas. Lets take a look at its many features. Antenna...
A Pair of Christmas Storms Heads for Earth
Informal Solar Storm Forecast 12.23.2021 Antenna MONSTER YAGI FOR 20M December 03, 2015 No comments A 5 element...
ICOM ID-52 Overview
ICOM ID-52 Icom has announced details of the ID-52E D-STAR Digital Handheld Transceiver. The ID-52E VHF/UHF dual-band digital transceiver...
GA-450 Portable Active Small Loop HF Antenna
Loop HF Antenna Here we take a look at the GA450 Active Loop HF Antenna. Overall impression, better than...
InnovAntennas DXR3-MKII 6 Element Tri-Band Yagi 20/15/10m
DXR3 produced are the MKII version, a 20, 15 and 10 meter HF Yagi with 6 interlaced elements on...