JOINT FILING AGREEMENTSchedule 13g Amendment • February 12th, 2007 • Discovery Group I, LLC • Radio broadcasting stations
Contract Type FiledFebruary 12th, 2007 Company IndustryThe undersigned hereby agree to the joint filing of the Amendment No. 2 to the Schedule 13G to which this Agreement is attached.
JOINT FILING AGREEMENTSchedule 13g Amendment • February 12th, 2007 • Discovery Group I, LLC • Instruments for meas & testing of electricity & elec signals
Contract Type FiledFebruary 12th, 2007 Company IndustryThe undersigned hereby agree to the joint filing of the Amendment No. 3 to the Schedule 13G to which this Agreement is attached.