7
Antennas
1
HP 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
HP 11966A K38
Biconical Antenna
This versatile antenna is useful
for both emissions and immunity
measurements 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
HP 11966A K24 HP 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
HP 11966C
Biconical Antenna
This state-of-the-art antenna
uses ferrites in the balun and
along the feedline to eliminate
common-mode currents.
It employs a novel element-cage
design that allows an extremely
smooth response curve.
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
1. All antennas sold by HP are individually calibrated except for HP 11955A and
HP 11956A which have typical antenna factors. They include a calibration certificate
showing actual performance data. The antenna factors shown in this catalog are
intended to show typical performance only.
HP 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