The tuning units here: 322920472531 include 2 for 20 meters (12 - 18 MHz), one of which has been modified, and 1 for 2 - 2.5 MHz, and another for 2.5 -3.2 MHz. Price seems "reasonable". Ken W7EKB --- This email has been checked for viruses by Avast antivirus software. https://www.avast.com/antivirus