Atec Agilent-11955A User Manual
Antennas
1. All antennas sold by Agilent are individually calibrated.
They include a calibration certificate showing actual
performance data. The antenna factors shown in this
catalog are intended to show typical performance only.
7
Agilent 11966A K24
Biconical Antenna
The rugged balun design of this
antenna makes it especially suitable
for susceptibility tests where high
input powers are needed.
Frequency Range
20 MHz–300 MHz
Max Contin Power 2000
VSWR (avg)
1.9 : 1
Impedance
50
Ω
Connector Type
N female
Mounting Base
1/4 inch x 20 female
thread
Agilent 11966A K38
Biconical Antenna
This versatile antenna is useful for
both emissions and immunity mea-
surements and can handle up to
300 watts of continuous power.
Frequency Range
30 MHz–300 MHz
Max Contin Power 300 W
VSWR (avg)
< 2.5 : 1
Impedance
50
Ω
Connector Type
N female
Mounting Base
1/4 inch x 20 female
thread
11966A K24
11966A K38
Frequency
Antenna Factors
(MHz)
(dB)
20
11.5
—
30
13.0
13.5
40
14.7
15
50
12.2
12.7
60
10.1
10.4
70
8.9
8.9
80
8.0
8.5
90
8.9
8.8
100
9.6
9.6
110
11.3
11.3
120
12.8
12.6
130
14.5
14.1
140
15.9
16.0
150
16.5
16.6
160
16.0
16.5
170
15.3
15.6
180
14.5
14.8
190
14.5
14.5
200
13.8
14.1
210
14.0
14.1
220
14.5
14.4
230
15.8
15.8
240
16.8
17.0
250
18.3
18.9
260
19.9
20.3
270
21.4
22.0
280
22.6
23.1
290
20.9
21.0
300
24.6
22.7
Frequency Range
30 MHz–300 MHz
Max Contin Power 0.5 W
VSWR (avg)
< 1.8 : 1 (with 6 db pads)
Impedance
50
Ω
Connector Type
N female
Mounting Base
1/4 inch x 20 female
thread
Frequency
Typical Antenna Factor
(MHz)
(dB)
30
19.0
40
17.9
50
13.2
60
9.0
70
6.6
80
7.6
90
9.2
100
10.5
110
12.0
120
14.0
130
16.3
140
18.4
150
19.4
160
19 0
170
18.3
180
17.6
190
17.0
200
16.7
210
17.0
220
17.4
230
18.2
240
19.1
250
20.4
260
22.4
270
24.5
280
25.5
290
25.0
300
24.9
Agilent 11955A
Biconical Antenna
This economical antenna has typical
antenna factors.
Frequency Range
30 MHz–300 MHz
Max Contin Power 0.5 W
VSWR (avg)
1.8 : 1
Impedance
50
Ω
Connector Type
N female
Mounting Base
1/4 inch x 20 female
thread
Agilent 11966C
Biconical Antenna
This state-of-the-art antenna uses fer-
rites in the balun and along the feed-
line to eliminate common-mode cur-
rents. It employs a novel element-cage
design that allows an extremely
smooth response curve.
Antennas
1