Hi, Check if you have a ground loop. If yes, this is probably the cause of this hum. Open the loop.
Best Regards, Francois BERGERET France _______________________________________________ --Bandwidth and Colocation Provided by http://www.api-digital.com-- asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users