L Match ATU for QRP
- The L match is designed for the matching of random and long wires and should not be mounted in a metallic box/case, i used a small plastic food container which was the most expensive part of the project.
Emtech ZM-2 Antenna Tuner Kit
- The Emtech ZM-2 Antenna Tuner is a nifty little portable transmatch for QRP (low power). It utilizes the well-known Z-match circuit, which is especially useful for balanced antennas (like dipoles and loops).
Antenna Tuning Unit
- This homebrewed antenna tuning unit also incorporates a 50-ohm QRP dummy load, power meter (1 or 10 Watts full scale), and SWR meter