Copper Electronics is a distributor and Web-based retailer of communications technology equipment, such as CB radios with built-in speech processors, 10-meter mobile radios, microphones, mobile antennae and base antennae. The company s Web site s menu bar allows online customers to locate your favorite items by entering the model number or any part of the description into the site s search engine. Among the more popular items that the company provides is the experimental antenna rejection kit, which retails for less than $30. The kit includes four rejection wires cut to length, 16 wire clamps and an instruction sheet. The company is headquartered in Louisville, Ky.