Would like to talk to anyone who has built/used the "Improved Crystal Tester" by Larry G Ledford, KA4J, as featured in the Janurary1992 issue of 73 magazine. TIA es Happy Holidays! Gene, WØQFC Stuff for sale: www.w0qfc.shutterfly.com Web site: www.w0qfc.com AF&AM #91 Lafayette CO