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Installation Manual 

25500445

Rev. A1 0923

Printed in U.S.A.

© Copyright 2018-2023 Federal Signal Corporation

Yagi and Omni Antennas

Summary of Contents for YAGI-1

Page 1: ...Installation Manual 25500445 Rev A1 0923 Printed in U S A Copyright 2018 2023 Federal Signal Corporation Yagi and Omni Antennas...

Page 2: ...all 1 708 534 3400 This limited warranty is in lieu of all other warranties express or implied contractual or statutory including but not limited to the warranty of merchantability warranty of fitness...

Page 3: ...ure 1 Yagi Antenna Installation Example 10 Figure 2 Omni Antenna Installation Example 11 Figure 3 Omni B Series Antenna Installation Example 12 Figure 4 Antenna Grounding 13 Figure 5 Typical Antenna P...

Page 4: ...ite for the siren is not selected properly or the siren is not installed properly it may not produce the intended optimum audible warning Follow Federal Emergency Management Agency FEMA recommendation...

Page 5: ...er including batteries before working near the siren After installation service or maintenance test the siren system to confirm it is operating properly Test the system regularly to confirm that it wi...

Page 6: ...na 138 150 MHz OMNI BVH xx VHF High Omni Directional Antenna 150 168 MHz OMNI BVH xx VHF High Omni Directional Antenna 168 174 MHz OMNI BUL xx UHF Low Omni Directional Antenna 380 420 MHz OMNI BUH xx...

Page 7: ...d the antenna s gain to the radio power and subtract VSWR loss and cable connector insertion losses Consider the following guidelines Do not have the antenna radiating element touching anything If too...

Page 8: ...ough the boom starting with R1 the reflective element in the hole closest to the mounting holes Then insert Dr D1 etc in that order NOTE A The shortest element is furthest away from the mount and incr...

Page 9: ...ntenna and check for the low VSWR while performing each of the following steps A Loosen the setscrew with the hex key provided and slightly adjust the aluminum gamma tube for the lowest VSWR Reflected...

Page 10: ...nd the antenna affect the antenna Keep the antenna pointed away from objects 2 Ensure the antenna cable connections are tight Seal all connection points with heat shrink or tape and seal with Scotchko...

Page 11: ...k or tape and seal with Scotchkote or equivalent 3 Apply RF power to the antenna on the site s transmit frequency and verify that the VSWR Reflected power is within the antenna s specification Record...

Page 12: ...Antennas Yagi and Omni Antennas Federal Signal www fedsig com Figure 3 Omni B Series Antenna Installation Example Omni B Series Antenna Antenna Mounting Bracket Ground Wire Utility Pole Tighten Set Sc...

Page 13: ...ELECTRICAL CODE INSTRUCTIONS REFER TO N E C FOR COMPLETE INSTRUCTIONS A USE NO 10 AWG COPPER NO 8 AWG ALUMINUM NO 17 AWG COPPER CLAD STEEL OR BRONZE WIRE OR LARGER AS GROUND WIRE FOR BOTH MAST AND LEA...

Page 14: ...cing any difficulties contact Federal Signal Customer Support at 800 548 7229 or 708 534 3400 extension 7511 or Technical Support at 800 524 3021 or 708 534 3400 extension 7329 or through e mail at te...

Page 15: ...15 Figure 5 Typical Antenna Pole Mount AMP P Installation...

Page 16: ...16 Figure 6 Typical Antenna Wall Mount AMP W Installation...

Page 17: ...17 Figure 7 Typical Omni B Series Antenna Pole Mount AMB P Installation...

Page 18: ...18 Figure 8 Typical Omni B Series Antenna Pole Mount AMB P Installation...

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