David F. Mangels, AC6WO, SK (Mar 29, 2006) — Author and Amateur Radio instructor Dave Mangels, AC6WO, of Temple City, California, died March 24. He was 63. An ARRL member, instructor and volunteer examiner, Mangels taught Amateur Radio licensing classes for a fee at the Technician, General and Amateur Extra levels. In 2001, CQ Communications published his book The Mobile DXer–Your Practical Guide to Successful Mobile DXing. Mangels had 302 DXCC entities confirmed on SSB, no doubt many of them worked while he was operating mobile or portable. Survivors include his wife, Fran, AD6DC, and a son, Gary, AD6CD.