Polyphaser (www.polyphaser.com) ICE, Industrial Communications Engineers 800-423-2666 (talk with Mike, ask for catalog, best to call late morning) Phil KB9CRY
ICE does. I have one. You also need to protect incoming telephone and TV cable service, especially if you are using cable-modem for high speed Internet access. 73, Geo... George I. Wagner, K5KG Produ