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WJ Communications, Inc. • Phone: 1-800-WJ1-4401 • FAX: 408-433-5649 • e-mail: sales@wj.com • Web site: www.wj.com
September 2000
HMJ4
1700
1750
1800
1850
1880
Conversion Loss vs. RF Frequency
IIP3 vs. RF Frequency
IF Return Loss vs. IF Frequency
LO Return Loss vs. LO Frequency
Isolation vs. LO Frequency
Isolation vs. RF Frequency
RF Frequency (MHz)
1700
1750
1800
1850
1880
50
45
40
35
30
IF = 50 MHz
RF Frequency (MHz)
5.0
7.5
10.0
12.5
15.0
IF = 50 MHz
LO Frequency (MHz)
1550
1600
1650
1700
1750
1830
50
40
30
20
10
0
L-I
L-R
1800
RF Frequency (MHz)
30
20
10
0
R-I
RF Frequency (MHz)
LO Frequency (MHz)
1550
1600
1650
1700
1750
1800 1830
0
20
10
15
5
0
20
15
10
5
IF Frequency (MHz)
50
70
90
110
130
150
0
20
15
10
5
1700
1750
1800
1850
1880
1700
1750
1800
1850
1880
RF Return Loss vs. RF Frequency
IF = 150 MHz
IF = 100 MHz
IF = 150 MHz
IF = 100 MHz
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