ETS-Lindgren 3160 Series, User Manual

Page 1: ...Model 3160 Series Pyramidal Horn Antenna User Manual ...

Page 2: ...ndgren L P does not convey any license under its patent rights or the rights of others Copyright 1992 2010 by ETS Lindgren L P All Rights Reserved No part of this document may be copied by any means without written permission from ETS Lindgren L P Trademarks used in this document The ETS Lindgren logo is a trademark of ETS Lindgren L P Revision Record MANUAL MODEL 3160 Part 399185 Rev D Revision D...

Page 3: ...tructions 15 3160 09 and 3160 10 Only 16 3160 09 16 3160 10 16 Mount to 4 TR 17 Mount to 7 TR and Mast 17 Mount to 2x2 Boom 18 5 0 Typical Data 19 Typical VSWR 3160 06 19 Typical Gain and Antenna Factor 3160 06 20 Typical Half Power Beamwidth 3160 06 21 6 0 Radiated Emissions Measurements 23 Measure Ambient Field Strength Values 23 Conversion Formulas 24 Equation 1 24 Equation 2 25 Equation 3 25 E...

Page 4: ... Power Requirements at 1 Meter 34 Table 10 Model 3160 05 Power Requirements at 3 and 10 Meters 34 3160 06 35 Table 11 Model 3160 06 Power Requirements at 1 Meter 35 Table 12 Model 3160 06 Power Requirements at 3 and 10 Meters 35 3160 07 36 Table 13 Model 3160 07 Power Requirements at 1 Meter 36 Table 14 Model 3160 07 Power Requirements at 3 and 10 Meters 36 3160 08 37 Table 15 Model 3160 08 Power ...

Page 5: ...4 50 VSWR 3160 04 50 Gain Antenna Factor 3160 04 50 Half Power Beamwidth 3160 04 51 Antenna Pattern 3160 04 at 3 3 GHz 52 3160 05 53 VSWR 3160 05 53 Gain Antenna Factor 3160 05 53 Half Power Beamwidth 3160 05 54 Antenna Pattern 3160 05 at 4 9 GHz 55 3160 06 56 VSWR 3160 06 56 Gain Antenna Factor 3160 06 56 Half Power Beamwidth 3160 06 57 Antenna Pattern 3160 06 at 7 0 GHz 58 3160 07 59 VSWR 3160 0...

Page 6: ...Hz 64 3160 09 65 VSWR 3160 09 65 Gain Antenna Factor 3160 09 65 Half Power Beamwidth 3160 09 66 Antenna Pattern 3160 09 at 22 0 GHz 67 3160 10 68 VSWR 3160 10 68 Gain Antenna Factor 3160 10 68 Half Power Beamwidth 3160 10 69 Antenna Pattern 3160 10 at 33 0 GHz 70 vi ...

Page 7: ...ns could result in minor personal injury and or property damage Included text gives proper procedures Warning Denotes a hazard Failure to follow instructions could result in SEVERE personal injury and or property damage Included text gives proper procedures See the ETS Lindgren Product Information Bulletin for safety regulatory and other product marking information vii ...

Page 8: ...viii This page intentionally left blank ...

Page 9: ...measurements above 1 GHz as is the resonant dipole for measurements below 1 GHz Each Model 3160 Series antenna is ruggedly constructed for good electromagnetic performance Models 3160 01 through 3160 06 are welded using precise toolings and aluminum sheet metal Models 3160 07 and 3160 08 are investment casted using an aluminum compound Models 3160 09 and 3160 10 are electroformed using deposition ...

Page 10: ...s Typical performance data is provided beginning on page 19 Methods for radiated emissions measurement are described on page 23 For TEMPEST applications all Model 3160 Series antennas especially models 3160 03 and up can be mounted on standard 12 18 or 24 inch reflector dishes The resulting antenna factor is usually about 20 dB lower than that of the antennas by themselves However the HPBW drops t...

Page 11: ... the antennas should be checked for water accumulations Water has a high dielectric constant and can alter performance If an antenna is dropped the feed horn joint should be checked for misalignment Annual Calibration The electromagnetic performance of the Model 3160 Series is almost exclusively dependent on the physical dimensions of the horns Comparisons with computed gain and antenna factor res...

Page 12: ...Service Procedures For the steps to return a system or system component to ETS Lindgren for service see the Product Information Bulletin included with your shipment 12 Maintenance ...

Page 13: ...nna and coax to waveguide adapter The VSWR of the antenna by itself is of the order of 1 1 1 The maximum continuous power indicated in the following table is mainly limited by the coax to waveguide adapter The antenna itself is capable of handling continuous power on the order of 10 4 Watts to 10 7 Watts Specifications 13 ...

Page 14: ...Physical Specifications 14 Specifications ...

Page 15: ...al polarizations can be achieved by rotating the antenna from one mount to the other The Model 3160 Series Pyramidal Horn Antenna is equipped with a standard 1 4 20 mount The mount is placed so as not to interfere with incoming electromagnetic energy Once mounted remove the red cover from the Type N connector and attach a cable between the antenna and a transmitting receiving RF device Rotate the ...

Page 16: ...0 10 antennas ship with a supplemental mount that may be used with the 4 TR Tripod 7 TR Tripod mast and 2x2 boom 3160 09 103255 Clamping Block 103256 Mounting Bracket 3160 10 103253 Clamping Block 103254 Mounting Bracket 16 Mounting Instructions ...

Page 17: ...ndgren 7 TR Tripod or mast Contact the ETS Lindgren Sales Department for information on ordering optional mounting hardware Mast refers to 2070 Series 2075 and 2175 Antenna Towers 7 TR refers to 109042 106328 and 108197 booms 109042 boom Straight boom for general antenna mounting on a 7 TR 106328 boom Offset boom for general antenna mounting on a 7 TR with pneumatic or manual polarization 108197 b...

Page 18: ... options for mounting the Model 3160 Series onto a 2x2 boom Contact the ETS Lindgren Sales Department for information on ordering optional mounting hardware 2x2 boom refers to a typical 2 inch by 2 inch boom 18 Mounting Instructions ...

Page 19: ...odel 3160 Series Pyramidal Horn Antenna using Model 3160 06 data as representative of the series See Model 3160 Series Data on page 41 for data for all Model 3160 Series antennas Typical VSWR 3160 06 The following shows the antenna coax to waveguide adapter assembly Typical Data 19 ...

Page 20: ...ttributed to imperfections in the measurements setup The left vertical scale is for the gain measured in dBi and the right vertical scale is for the antenna factor in dB m 1 The antenna factor spans only 0 6 dB from minimum to maximum therefore it may be considered constant over the entire frequency band without loss of accuracy The gain is computed from the antenna factor using G dB 20 log f AF 3...

Page 21: ...h HPBW versus frequency The information provides the size of the Equipment Under Test EUT that can be illuminated without scanning The size of the EUT can be obtained as EUT 2 Distance tan HPBW 2 Distance is the distance between the EUT and the aperture of the antenna Typical Data 21 ...

Page 22: ...This page intentionally left blank 22 Typical Data ...

Page 23: ...ce in impedance mismatch 4 Set desired measurement frequency on the receiving system Make sure that the selected frequency is one that can be used with the antenna that is connected to the system 5 Measure the RF voltage Va referenced to the input port of the receiving system The units of the measurement should be in decibels referenced to 1 microvolt dB µV If the units of measurements are millivo...

Page 24: ...Following are some useful conversion formulas including how the constants are obtained EQUATION 1 dBm dB μV 107 The power is related to the voltage and the system impedance as P V R 2 In a 50 Ω system the previous equation becomes 10 20 10 50 10 10 10 log log log P V Converting from dB to dBm for power and from dB V to dB µV for voltage the overall constant becomes 30 120 10 50 107 10 log 24 Radia...

Page 25: ...d using the appropriate conversion factors to convert dB W m 2 to dB mW m 2 for power density and dB V m to dB µV m for the electric field the constant becomes 30 120 10 120 115 8 10 log π EQUATION 3 dB μV m dB μV AF EQUATION 4 V m 10 dB V m 120 μ 20 EQUATION 5 dB μA m dB μV m 51 5 The magnetic field strength is related to the electric field strength via the characteristic impedance of free space ...

Page 26: ...ermeability of the medium in H m For free space the permeability is µo 4π 10 7 H m Converting from T to pT and from A m to µA m and taking the log the constant becomes 240 120 20 4 10 2 0 10 7 log π dB mW m2 dB W m2 30 0 dB W m2 10 log V m A m dB pT dB μA m 2 0 A m 10 dB A m 120 μ 20 EQUATION 6 EQUATION 7 EQUATION 8 EQUATION 9 ...

Page 27: ...ndgren warranty for your Model 3160 Series DURATION OF WARRANTIES FOR MODEL 3160 SERIES All product warranties except the warranty of title and all remedies for warranty failures are limited to two years Product Warranted Duration of Warranty Period Model 3160 Series Pyramidal Horn Antenna 2 Years Warranty 27 ...

Page 28: ...This page intentionally left blank 28 Warranty ...

Page 29: ...equirements in Watts for the 3161 06 are shown in Table 11 Table 12 on page 35 Distance is measured from the aperture of the antenna The maximum continuous power that can be applied is 250 W and the maximum peak power is 8 kW For example to generate an electric field equal to 100 V m at a distance of 3 meters at a frequency of 6 25 GHz the calibration antenna factor read from Table 1 is 29 9 dB m ...

Page 30: ...3160 01 TABLE 1 MODEL 3160 01 POWER REQUIREMENTS AT 1 METER TABLE 2 MODEL 3160 01 POWER REQUIREMENTS AT 3 AND 10 METERS 30 Power Requirements ...

Page 31: ...3160 02 TABLE 3 MODEL 3160 02 POWER REQUIREMENTS AT 1 METER TABLE 4 MODEL 3160 02 POWER REQUIREMENTS AT 3 AND 10 METERS Power Requirements 31 ...

Page 32: ...3160 03 TABLE 5 MODEL 3160 03 POWER REQUIREMENTS AT 1 METER TABLE 6 MODEL 3160 03 POWER REQUIREMENTS AT 3 AND 10 METERS 32 Power Requirements ...

Page 33: ...3160 04 TABLE 7 MODEL 3160 04 POWER REQUIREMENTS AT 1 METER TABLE 8 MODEL 3160 04 POWER REQUIREMENTS AT 3 AND 10 METERS Power Requirements 33 ...

Page 34: ...3160 05 TABLE 9 MODEL 3160 05 POWER REQUIREMENTS AT 1 METER TABLE 10 MODEL 3160 05 POWER REQUIREMENTS AT 3 AND 10 METERS 34 Power Requirements ...

Page 35: ...3160 06 TABLE 11 MODEL 3160 06 POWER REQUIREMENTS AT 1 METER TABLE 12 MODEL 3160 06 POWER REQUIREMENTS AT 3 AND 10 METERS Power Requirements 35 ...

Page 36: ...3160 07 TABLE 13 MODEL 3160 07 POWER REQUIREMENTS AT 1 METER TABLE 14 MODEL 3160 07 POWER REQUIREMENTS AT 3 AND 10 METERS 36 Power Requirements ...

Page 37: ...3160 08 TABLE 15 MODEL 3160 08 POWER REQUIREMENTS AT 1 METER TABLE 16 MODEL 3160 08 POWER REQUIREMENTS AT 3 AND 10 METERS Power Requirements 37 ...

Page 38: ...3160 09 TABLE 17 MODEL 3160 09 POWER REQUIREMENTS AT 1 METER TABLE 18 MODEL 3160 09 POWER REQUIREMENTS AT 3 AND 10 METERS 38 Power Requirements ...

Page 39: ...3160 10 TABLE 19 MODEL 3160 10 POWER REQUIREMENTS AT 1 METER TABLE 20 MODEL 3160 10 POWER REQUIREMENTS AT 3 AND 10 METERS Power Requirements 39 ...

Page 40: ...This page intentionally left blank 40 Power Requirements ...

Page 41: ...Appendix C Model 3160 Series Data 3160 01 VSWR 3160 01 GAIN ANTENNA FACTOR 3160 01 Model 3160 Series Data 41 ...

Page 42: ...HALF POWER BEAMWIDTH 3160 01 42 Model 3160 Series Data ...

Page 43: ...ANTENNA PATTERN 3160 01 AT 1 2 GHZ H PLANE 3160 01 E PLANE 3160 01 Model 3160 Series Data 43 ...

Page 44: ...3160 02 VSWR 3160 02 GAIN ANTENNA FACTOR 3160 02 44 Model 3160 Series Data ...

Page 45: ...HALF POWER BEAMWIDTH 3160 02 Model 3160 Series Data 45 ...

Page 46: ...ANTENNA PATTERN 3160 02 AT 1 41 GHZ H PLANE 3160 02 E PLANE 3160 02 46 Model 3160 Series Data ...

Page 47: ...3160 03 VSWR 3160 03 GAIN ANTENNA FACTOR 3160 03 Model 3160 Series Data 47 ...

Page 48: ...HALF POWER BEAMWIDTH 3160 03 48 Model 3160 Series Data ...

Page 49: ...ANTENNA PATTERN 3160 03 AT 2 15 GHZ H PLANE 3160 03 E PLANE 3160 03 Model 3160 Series Data 49 ...

Page 50: ...3160 04 VSWR 3160 04 GAIN ANTENNA FACTOR 3160 04 50 Model 3160 Series Data ...

Page 51: ...HALF POWER BEAMWIDTH 3160 04 Model 3160 Series Data 51 ...

Page 52: ...ANTENNA PATTERN 3160 04 AT 3 3 GHZ H PLANE 3160 04 E PLANE 3160 04 52 Model 3160 Series Data ...

Page 53: ...3160 05 VSWR 3160 05 GAIN ANTENNA FACTOR 3160 05 Model 3160 Series Data 53 ...

Page 54: ...HALF POWER BEAMWIDTH 3160 05 54 Model 3160 Series Data ...

Page 55: ...ANTENNA PATTERN 3160 05 AT 4 9 GHZ H PLANE 3160 05 E PLANE 3160 05 Model 3160 Series Data 55 ...

Page 56: ...3160 06 VSWR 3160 06 GAIN ANTENNA FACTOR 3160 06 56 Model 3160 Series Data ...

Page 57: ...HALF POWER BEAMWIDTH 3160 06 Model 3160 Series Data 57 ...

Page 58: ...ANTENNA PATTERN 3160 06 AT 7 0 GHZ H PLANE 3160 06 E PLANE 3160 06 58 Model 3160 Series Data ...

Page 59: ...3160 07 VSWR 3160 07 GAIN ANTENNA FACTOR 3160 07 Model 3160 Series Data 59 ...

Page 60: ...HALF POWER BEAMWIDTH 3160 07 60 Model 3160 Series Data ...

Page 61: ...ANTENNA PATTERN 3160 07 AT 10 3 GHZ H PLANE 3160 07 E PLANE 3160 07 Model 3160 Series Data 61 ...

Page 62: ...3160 08 VSWR 3160 08 GAIN ANTENNA FACTOR 3160 08 62 Model 3160 Series Data ...

Page 63: ...HALF POWER BEAMWIDTH 3160 08 Model 3160 Series Data 63 ...

Page 64: ...ANTENNA PATTERN 3160 08 AT 15 2 GHZ H PLANE 3160 08 E PLANE 3160 08 64 Model 3160 Series Data ...

Page 65: ...3160 09 VSWR 3160 09 GAIN ANTENNA FACTOR 3160 09 Model 3160 Series Data 65 ...

Page 66: ...HALF POWER BEAMWIDTH 3160 09 66 Model 3160 Series Data ...

Page 67: ...ANTENNA PATTERN 3160 09 AT 22 0 GHZ H PLANE 3160 09 E PLANE 3160 09 Model 3160 Series Data 67 ...

Page 68: ...3160 10 VSWR 3160 10 GAIN ANTENNA FACTOR 3160 10 68 Model 3160 Series Data ...

Page 69: ...HALF POWER BEAMWIDTH 3160 10 Model 3160 Series Data 69 ...

Page 70: ...70 Model 3160 Series Data ANTENNA PATTERN 3160 10 AT 33 0 GHZ H PLANE 3160 10 E PLANE 3160 10 ...