0 Curtiss-Wright Parkway Cleveland, 011 44143 Tel: (216) 797-3500 Attention: Subject: Mr. Jody Kremsreiter/ Mr. Richard Fine (Collins on-site) STC ST00881WI-0 Modification of Collins TCAS II System Installation with Collins TTR-920 Change 6.04a Receiver Transmitter and TPR-900 Mode S to a Collins TCAS II System Installation with Collins TTR-920, Collins T