Today’s post is a tribute to the ingenuity and skills of Jim VE6JF. He designed this ultimate antenna switch to eliminate RFI from microcontrollers. Read more
Tag: SWL
Remote Antenna Switch Enclosure – Plastic or Metal
My 6:1 remote antenna switch enclosure turned out well. It’s made from plastic with metallic spray for shielding. Read more
Remote Coaxial Antenna Switches from China
For the price, these remote coaxial antenna switches from China provide an easy way to switch a wideband loop array between multiple dual channel receivers. Read more
Relay Switched Medium Wave Filter
Here is my latest design for adding a relay switched medium wave filter to my receiving station. Designed with diversity reception in mind. Read more
Synchronized Switching Relays in Action
So, here it is. My dual channel antenna switch built and working in the lab. A project of synchronized switching relays. Read more
Diversity Reception Antenna Switch
My first attempt failed. My second attempt to build a diversity reception antenna switch will work! Here goes. Read more
Crimp Coaxial Cable Connectors with Tools
I thought it was time to buy some tools so I could properly crimp coaxial cable connectors. Here’s what I found. Read more
Test Your Cables Regularly with NanoVNA
You should test your cables regularly. Some may go bad, especially cheap or older ones, with poor connectors or breaks. Read more
Sainsmart Relay Antenna Switch Disappointment
Well, it’s time for me to declare my DIY antenna switch disappointment. I can’t get rid of the noise n matter what I do. Read more
Using Your Antenna Multicoupler with Several Receivers
My 8 channel antenna multicoupler, receive only, is back in use and performs magnificently for receive use. Read more









