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AH-118 Horn Antenna

1 - 2

1.4 Equipment, Accessories, and Documents Supplied

Equipment, accessories, and documents supplied with the model AH-118
horn antenna are as follows:

a)

Horn antenna

b)

User's guide

c)

Calibration information

Frequency Range:

1 - 18 GHz

VSWR 

(Average)

2.5 : 1.0

Gain, dBi 

(Typ.)

See Table 1-3

Power Handling:

400 Watts CW

Impedance:

50 Ohms

Polarization:

Linear

Connector: :

Type N (female)

Weight:

4 lbs. max.

Dimensions:

8" L x 9.5" W x 6" H

Mounting:

1/4 - 20 bolt hole

Table 1-1    Equipment Specifications

      

Table 1-2 - Power requirement (watts) to obtain field strength at 1 meter.

Frequency

         E-Field strength

GHz

10 V/m

20 V/m

100 V/m

1

0.62

2.48

62.0

2

0.82

3.27

81.8

3

0.41

1.64

40.9

4

0.20

0.78

19.6

5

0.24

0.97

24.1

6

0.17

0.70

17.4

7

0.22

0.88

22.0

8

0.24

0.94

23.5

9

0.16

0.65

16.3

10

0.20

0.80

20.0

12

0.13

0.53

13.2

14

0.28

1.11

27.7

16

0.09

0.35

8.7

18

0.18

0.70

17.5

Distributed by: Reliant EMC LLC,  +1 408 916

5750,  [email protected], www.reliantemc.com

Summary of Contents for AH-118

Page 1: ...HORN ANTENNA 1 18 GHz MODEL AH 118 rev 011806 Distributed by Reliant EMC LLC 1 408 916 5750 info reliantemc com www reliantemc com...

Page 2: ...guarantees whether expressed or implied that are not specified set forth herein will not be considered applicable to any equipment sold or otherwise furnished by Com Power Corporation Under no circums...

Page 3: ...uipment and exposure of personnel to high electromagnetic fields Maintenance and Service There are no user serviceable parts in the antenna However the user should peri odically check the antenna for...

Page 4: ...Com Power Corporation It is issued with the understanding that none of this material may be reproduced or copied without written permission from Com Power If you encounter problems while using the Mod...

Page 5: ...nd Documents Supplied 1 2 2 Connecting Procedures 2 1 2 0 Introduction 2 1 2 1 Antenna Setup 2 1 3 Theory of Operation 3 1 3 0 Overview 3 1 3 1 Theory of Operation 3 1 1 1 Antenna Factors typical 1 3...

Page 6: ...e Model AH 118 was also designed to receive radiated signals or transmit during susceptiblity testing for various EMC specifications The Horn antenna is a broadband transducer which converts Electric...

Page 7: ...Type N female Weight 4 lbs max Dimensions 8 L x 9 5 W x 6 H Mounting 1 4 20 bolt hole Table 1 1 Equipment Specifications Table 1 2 Power requirement watts to obtain field strength at 1 meter Frequenc...

Page 8: ...z Frequency Gain GHz dBi 1 7 3 2 6 1 3 9 1 4 12 3 5 11 4 6 12 8 7 11 8 8 11 5 9 13 1 10 12 2 12 14 14 10 8 16 15 8 18 12 8 Table 1 3 Typical Antenna Gain Figure 1 1 Typical Antenna Factors 1 3 Distrib...

Page 9: ...hole for mounting on AT 100 series tripod or other similar tripod A coax cable is used to connect the antenna to the a measureing instrument If a long cable is used cable loss must be measured and us...

Page 10: ...d electrical cables can reflect and reradiate the emissions of EUT causing errors in the test data In addition care should be taken to keep measuring intruments and test personnel away from the test a...

Page 11: ...uency range of operation and ise used for susceptibility and emissions testing in EMC Laboratories Before the Horn antennas are used for measurement they have to be calibrated Typically antenna calibr...

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