10
Putting the ACA 1 into operation
Connecting devices to the ACA 1
Connecting
the antennas
The ACA 1 provides two channels A and B. You can connect up
to 4 antennas per channel (diversity). Each input can supply up
to 250 mA for an active antenna.
Active Antennas
Connect the antennas to one of the BNC sockets
IN A1
…
IN A4
+
or
IN B1
…
IN B4
.
!
Set the switch
!
to the correct mode for each connected
antenna:
The supply current for active antennas is limited to
250 mA per input.
/
0
(
)
*
Switch
!
Meaning
DC & RF ON
For
active
antennas
The RF path from the respecting input to
the corresponding output is ON.
The 12V DC supply to the corresponding
input is ON
OFF
No antenna connected
RF ON
For
passive
antennas
The RF path from the respecting input to
the corresponding output is ON.
The 12V DC supply to the corresponding
input is OFF
