4m Slim Jim Antenna
- This 4m Slim Jim Antenna is cheap and easy to build yet it greatly out performs the more usual dipole due to its low angle of radiation. An SWR of 1:1 is obtainable across the 4m ham radio FM band with a simple adjustment.
- Do you want to measure antenna impedance at resonance? With
this Antenna Scope, you have a simple RF Bridge for getting
started in an exciting part of Ham Radio, building your
own Antennas that work well