Magnetic loop 40 meter band.
Alu tube 22 mm diameter lengt = 6 meter ==> diameter loop = 2 meter. Small loop to insert the signal =1.30 meter for best SWR figures. At...
Magnetic loop 40 meter band.
Building and measuring baluns (Part II). Another approach 1 core instead of 2.
Conversion tables
How to measure the impedance of a transmission line?
Building and measuring baluns (Part I).
The use of stubs.
A practical example.
Antenne analysis and matching.