ADC ClearGain Dual Inline Tower Mounted Amplifier System - Manual (Page 24)

ADCP-75-214 • Issue 2 • September 2006
Page 18
© 2006, ADC Telecommunications, Inc.
5 SPECIFICATIONS
5.1 1800 Masthead Unit
Table 2 provides typical specifications for the 1800 Masthead Unit.
Table 2. 1800 Masthead Unit Specifications
CATEGORY PARAMETER SPECIFICATION
Filters RX (up link) frequency range 1710–1785 MHz
TX (down link) frequency range 1805–1880 MHz
Tx path Insertion Loss 0.7 dB
Power Handling Capability 200W
Return Loss 18 dB
LNA with filter Gain 12 ± 1 dB
Noise Figure < 1.6 dB
IIP3 > + 13 dBm
Bypass Loss < 2.0 dB
Physical Dimensions (W x H x D) 189.0 x 336.0 x 90.0 mm
(7.4 x 13.2 x 3.5 inches)
Weight 6.9 kg (15.2 lbs.)
Color Gray Metallic
Connectors Antenna Connector 7/16 DIN Female
BTS Connector 7/16 DIN Female
Intermodulation Intermodulation < –115dBm (2x20W)
Power Operation Voltage 15 VDC
Operation Current 220 mA
Environmental Operating Temperature –40°C to +65°C (–40°F to +149°F)
Outdoor Protection IP65
Quality MTBF >500,000 hours
Lightning Protection IEC 61000-4-5