Series: Magnetic Loop Antenna

Arduino based Magnetic Loop Antenna

Magnetic Loop Antenna – Next Project

My next project is to build a magnetic loop antenna.

Butterfly Capacitor Proof of Concept

My objective is to build a butterfly capacitor for a magnetic loop antenna.

Thin Aluminum Work Holding

Here is my first attempt to hold thin aluminum in place so I could mill plates for my butterfly capacitor.

Cut thin aluminum, almost

My first attempt to cut thin aluminum almost worked. But not quite.

Milling Capacitor Plates

Back to my loop antenna project. Nearly there with milling capacitor plates.

Using Painters Tape Hold Down for Aluminum

Painters tape hold down works with thin aluminum. Here’s how.

Butterfly Capacitor Plates

Slowly but surely I have been milling butterfly capacitor plates on my Mostly Printed CNC. Read more

First Butterfly Capacitor Made

Hooray! My first butterfly capacitor is assembled.

Motor Tuned Capacitor Assembled

My prototype motor tuned capacitor has been assembled.

Mostly Printed Butterfly Capacitor

Here is my Mostly Printed Butterfly Capacitor, ready for use in a magnetic loop antenna.

Butterfly Capacitor Motor Drive Design

Here is my DIY butterfly capacitor motor drive design.

August 12, 2016

Motorized Butterfly Capacitor Works

Here is a narrated video of the motorized butterfly capacitor in action.

August 17, 2016

Magnetic Loop Material Choices

Now that I have a butterfly capacitor working, it’s time to select my magnetic loop material.

August 19, 2016

Copper Loop Jig for my Magnetic Antenna

This copper loop jig should help me create a perfect circle for my magnetic loop antenna.

August 27, 2016

Magnetic Loop Mounts 3D Printed

Time has come to make some magnetic loop mounts.

August 28, 2016

Magnetic Loop Feed Point – Many Choices

A magnetic loop feed point is the method you use to apply radio power to the antenna.

August 30, 2016

Magnetic Loop Measurement Antenna Analyzer

Magnetic loop measurement – the proof of the pudding is in the eating.

August 31, 2016

First 30 Meter Antenna

My first 30 meter antenna is up and running.

September 12, 2016

Serial Loop Control Running

It’s been a busy few days, but I did manage to get the serial loop control running.

September 13, 2016

ESP8266-01 Wifi Module

ESP8266-01 is the name of a great little WiFi module for remote control or sensing.

September 21, 2016

Make Loop Controller PCB

Making a loop controller PCB is pretty straightforward.

September 28, 2016

Ham Radio Makers in the 21st Century

Ham radio makers are doing well and having fun.