ADCP-75-214 • Issue 2 • September 2006

5 SPECIFICATIONS

5.11800 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

 

 

 

Page 18

© 2006, ADC Telecommunications, Inc.