AE3T Howard M Sherer 3009 Herb Garden Drive Frederick, MD 21704 United States Operator Class EXTRA Previous Callsign Grant Date 09/24/2021 Expire Date 02/10/2027 Codes HAI - Ham Radio - Individual Ads from AE3T on QTH.com Classifieds View Now! Put this form on your page! Enter a Callsign:   Courtesy of