EXHIBIT 4.16 ECHOSTAR DBS CORPORATION 10 3/8% SENIOR NOTES DUE 2007 FIRST SUPPLEMENTAL INDENTURE Dated as of December 31, 2003 U.S. Bank National AssociationFirst Supplemental Indenture • March 29th, 2004 • Echostar Communications Corp • Cable & other pay television services • New York
Contract Type FiledMarch 29th, 2004 Company Industry Jurisdiction