
All designs, specifications and availabilities of
products and services presented in this bulletin
are subject to change without notice.
Bulletin 10553 (Rev C 4/03) Copyright 2003
Andrew Corporation, Orland Park, IL 60462 USA
Printed in USA
Frequency range, MHz . . . . . . . . . . . . . . . . . .800 to 2200*
VSWR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.2:1 maximum, all ports
Power handling, W . . . . . . . . . . . . . . . . . . . . .200 average
Isolation, dB . . . . . . . . . . . . . . . . . . . . . . . . . . .20 minimal
Impedance, ohm(s) . . . . . . . . . . . . . . . . . . . . . .50 nominal
Intermodulation, PIM, dBc . . . . . . . . . . . . . . .–110
Temperature range, C . . . . . . . . . . . . . . . . . . .–35 to +75
Relative humidity, % . . . . . . . . . . . . . . . . . . . .0 to 95
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . .Indoor/Outdoor
Finish
Connectors . . . . . . . . . . . . . . . . . . . . . . . . . .N-female
Inner layer . . . . . . . . . . . . . . . . . . . . . . . . .Silver plate
Outer layer . . . . . . . . . . . . . . . . . . . . . . . .Cu-Sn-Zn plate
Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Black powder paint
Weight, g . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .370
*Usable to 2500 MHz with minimal performance degradation
Dimensions, in (mm)
Specifications for Andrew Directional Coupler/Unequal Splitters
800–2200 MHz – N Connectors
Connecting the Wireless World
product announcement
Andrew Corporation
10500 W. 153rd Street
Orland Park, IL 60462 USA
Customer Support Center
From North America:
Telephone: 1-800-255-1479
Fax: 1-800-349-5444
International:
Telephone: +1-708-873-2307
Fax: +1-708-349-5444
Internet
www.andrew.com
Fax-On-Demand
From North America:
1-800-861-1700
International:
+1-708-873-3614
Model
Coupling, dB
Insertion loss,
Maximum reflected power
Number
800–2500 MHz
dB
Watts, through port
245577A
. . . . . . . . . . . . . . . . . . . .6 ± 0.8 . . . . . . . . . . . . . . . . . . . . . .1.5 . . . . . . . . . . . . . . . . . . . . . . . .40
245578A
. . . . . . . . . . . . . . . . . . . .10 ± 1.0 . . . . . . . . . . . . . . . . . . . . . .0.7 . . . . . . . . . . . . . . . . . . . . . . .100
248488
. . . . . . . . . . . . . . . . . . . .15 ± 1.0 . . . . . . . . . . . . . . . . . . . . . .0.4 . . . . . . . . . . . . . . . . . . . . . . .200
245579A
. . . . . . . . . . . . . . . . . . . .20 ± 1.0 . . . . . . . . . . . . . . . . . . . . . .0.2 . . . . . . . . . . . . . . . . . . . . . . .200
Specifications
Model Number
3.56 (90.5)
4.13 (105)
3.15 (80)
1.97 (50)
1.65 (42)
0.98 (25)
Dimensions, in (mm)