This little guy tunes up on everything from 6-80 meters. Made with 26ga silicone insulated antenna wire, it packs an equally small transformer. This antenna gives up power capability for pack-ability and flexibility.

While there's really not a bad way to participate in parks on the air; I'm extra happy with how my outing went to the Buffalo River down in Arkansas.

The trUSDX sourced from aliexpress turned out to be pretty efficient and if you give it 12 volts or better you'll get the advertised 5 watts (or more). Still need to hook it up to a spectrum analyzer to see how bad the spurious emissions really are.