Comtech EF Data CRS-311 Installation And Operation Manual page 165

CRS-311 1:1 Redundancy Switch
Appendix A
A.4.9 IF Cable, TNC (50Ω)
Use the 50Ω TNC IF Cable (Figure A‐20) to connect the CRS‐311's CRS‐281 (70/140 MHz) IF Switch to the Redundant and Traffic Modems.
Figure A-20. IF Cable, TNC 50Ω for CRS-281 (70/140 MHz) IF Switch (CEFD P/N CA/3005-1)
A-23
Revision 7
MN/CRS311.IOM