Getting Acquainted
P/N 7010-0736
1-17
The modem antenna depends on the type of modem installed in the
receiver:
• UHF: Uses a BNC RF connection and comes in three
versions: 410–440MHz (p/n 30-070003-01) and 440–
470MHz (p/n 30-050503-01).
• Spread Spectrum: Uses a reverse polarity TNC RF
connection and comes in one version: (p/n 30-030012-01).
Figure 1-7. Modem Antennas
Connector
The bottom connector (Figure 1-8) connects the receiver to either a
standard 5/8'' thread pole/adapter or the quick disconnect (see “The
quick disconnect adapter” on page 1-22 for details).
Figure 1-8. GR-3 Quick Connector
UHF/GSM Antenna SS/GSM Antenna
Bottom Connector
for Standard Setups