Comtech EF Data CRS-400 - Manual (Page 25)

CRS-400 1:8 Redundancy Switch Revision 0
Introduction MN/CRS400.IOM
9
1.4.2 CRS-280 IF R EDUNDANCY S WITCH S PECIFICATIONS
Characteristic Requirement
Tx/Rx Operating Frequency 50 to 180 MHz
Return Loss 18 dB return loss into 75 Ω (50 Ω optional)
Tx to Tx Channel Isolation > 50 dB
Rx to Rx Channel Isolation > 50 dB
Tx to Rx Channel Isolation > 60 dB
Number of Uplinks 1 to 8 traffic mods/demods
Transmit IF Loss < 1.5 dB over operating frequency
Receive IF Loss < 5 dB over operating frequency
Tx / Rx Connectors BNC female
L-Band IF Switch
Number of Downlinks 1 to 8 traffic units
Powering of IF Switch From the CRS-400 chassis for 70 / 140 MHz or L-Band
Switch