User's Guide

12/6/2019
15
Nextivity recommends its LPDA-R antenna for use as a great donor antenna for most situations.
Check www.cel-fi.com/antennas for details and updates.
Server Antenna
The server antenna connects to the RF port on the CU.
A variety of Server antennas are available from Nextivity.
Check www.cel-fi.com/antennas for updates.
Couplers
RF couplers or tappers can be used in conjunction with the Cel-Fi QUATRA 4000 and 4000i, when multiple
antennas are required for the installation. Careful system design should be implemented to insure sufficient power
levels into all antennas.
Figure 11. Server Antenna Connects
Figure 10. Cel-Fi LPDA-R antenna