Asi 75Ω Data Interface (Cdi-40) Kit Kt/12579 - Comtech EF Data CRS-180 Installation And Operation Manual

CRS-180 70/140 MHz IF 1:1 Redundancy Switch
Cables and Connections
5.6.2.1.1 ASI 75Ω Data Interface (CDI-40) Kit KT/12579
Figure 5-36 shows an example of a CDM-710 1:1 modem configuration with the CDI-40 ASI Data
Interface installed in Slot 1, with Slot 2 empty. The figure depicts installation of one KT/12579
ASI Interface Kit.
Be sure to connect to the lower BNC connector pair labeled "1:1" on the CDI-40 ASI
Data Interface. The Rx port on each interface has been tuned to be 3 dB higher
amplitude to compensate for the presence of the RF/SA32KC-IN/OUT 2-way
combiner.
CEFD P/N
CA/BNC75OHM
RF/SA32KC-IN/OUT
KT/12579 ASI (CDI-40) 75Ω Interface Kit
Qty Description
4
Cable – IF BNC, 75Ω, 1'
2
Combiner – 2-way w/Bracket, 0.25-300 MHz, 75Ω BNC
Figure 5-36. CDM-710 CDI-40 ASI 1:1 Example
5–42
MN/CRS180.IOM
Revision 11