San-tron, Inc., has appointed a new sales representative, Chesapeake Advanced Technologies, to handle sales relationships in Delaware, Maryland, Southern New Jersey, Eastern Pennsylvania, Washington, D.C., Virginia, and West Virginia. Chesapeake Advanced Technologies has over 60 years of business development and sales experience. Their client’s products support RF analog and microwave applications, and AC/DC power systems for commercial, industrial, military, and aerospace markets covering DC to 100 GHz.