Harris Corporation, ISD, 2900 Murrell Road, RSA Bldg, Rockledge, Fl 32955

59 -- VIDEO BALUNS -- REVISED SUBMISSION (REF: SN091364) SOL BAB-100 REV. 1 POC Nathan Christian (407) 635-7677, Bart Boxer (407) 635-7709 E-MAIL: HARRIS CORP., nchristi@rsa.ess.harris.com. The HARRIS CORPORATION HAS A REQUIREMENT FOR VIDEO BALUNS TO BE USED WITH 7 LARGE VIDEO ROUTING SWITCHES. THE BALUN SHALL IMPEDANCE MATCH 124 OHM BALANCED TWINAX TO 75 OHM UNBALANCED COAX OVER THE NTSC COMPOSITE VIDEO SIGNAL BANDWIDTH OF DC TO 4.2 MHZ. EACH BNC CONNECTOR WILL ATTACH DIRECTLY TO AN INPUT/OUTPUT PORT OF THE VIDEO SWITCH. DUE TO THE SPACE CONSTRAINTS INSIDE THE ROUTING SWITCHES AND THE NUMBER OF BALUNS REQUIRED, THE DEVICE SHOULD BE PASSIVE AND AS SMALL AS POSSIBLE. IT IS PREFERRED THAT THE BALUN BE BI-DIRECTIONAL, SUCH THAT THE DEVICE CAN RELIABLY REPRODUCE A SIGNAL PASSED IN EITHER DIRECTION. IF THE DEVICE IS NOT BI-DIRECTIONAL, THEN 2 UNI-DIRECTIONAL DEVICES ARE REQUIRED. THE BALUN SHALL USE A 124 OHM TRIAX TRI-LUG BULKHEAD JACK (SUCH AS TROMPETER BJ77) TO INTERFACE WITH THE TWINAX CABLE, AND A 75 OHM BNC PLUG (SUCH AS TROMPETER UPL 220) TO INTERFACE WITH THE COAX CABLE. APPROXIMATELY 800 BALUNS ARE REQUIRED. ALL INTERESTED FIRMS SHOULD SUBMIT PRODUCT LITERATURE OR A DEVELOPMENT SCHEDULE TO THE ADDRESS AS SHOWN ABOVE WITHIN 45 days after publication of this notice. THIS SOURCES SOUGHT SYNOPSIS IS FOR INFORMATION AND PLANNING PURPOSES ONLY. (0183)

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