Really nice build video, with some good feedback for me.

You are about to build a portable 9:1 End Fed Random Wire (EFRW) antenna! The idea behind this PCB is to make it as easy as possible for...

If you're reading this, you have probably done exactly what I did the other week. You can see the scenario: I grabbed a bunch of...

Ground and Elevated radials. Using our Ground Plane disk.

Building the 9:1 antenna with common mode choke.

Modelling an EFHW

Following testing of our new QTH transformer using a Fair-Rite 2643101902 Mix 43 round core, I thought it would be a good idea to do...

We have been selling the Fair-Rite 2643101902 Mix 43 round core for some time as an ideal core for making 100W EFHW transformers, as well...

When we sell kits the biggest question we get after the kit is built is "how to tune the antenna". So, we have written this short blog to...

Building a EFHW with CMC.

Firstly thanks for purchasing a filter from us. The Radio-Stuff.com BCI filter is a high pass filter with a cut off just below the 160m...

Hi, It seem like I'm now a youtube star with this video from Carl M0SZT. Also Morten LB0FI a client from Norway has made a build video on...

A little while ago I purchase a Xeigu 6100. One thing I did notice however was an issue where my local AM station transmission bled over...

The efficiency of an End Fed Half Wave (EFHW) antenna transformer can vary depending on several factors, including the design of the...

Dipole length The length of a dipole is determined by the frequency of the electromagnetic wave it is intended to transmit or receive....

I had a client contact me a couple of days ago with an issue with one of my transformers a 2xFT240-43 transformer. To help them out, I...

I wanted to answer the question of where to put a common mode choke on an EFHW and do I need a counterpoise all at the same time. Kinda...

Firle Beacon is very easy to get to. The car park is at the end of Fire Bostal just off the A27 heading from Brighton to Eastbourn. When...

I contacted Chris at Radio-Stuff for advice on choosing a common mode choke to reduce electrical noise in my shack. My hobby is...

The weather forecase was excellent but cold for the 5th February 2023. So I decided to packup and go for a quick SOTA activation before...