Installation Guide

First InterComm ™ System Installation Guide
A29799 Page 17
November 2007
Appendix A
Recommended LMR Antennas
Table A-1. Recommended LMR Antennas
Model Suggested Antennas LMR Band Frequency Range Protocol Encryption
VCA100-L1FCGX C27, C30, C34 VHF Low Band 29.7 – 37 MHz FM None
VCA100-L2FCGX C34, C37, C40, C47 VHF Low band 35 – 50 MHz FM None
VCA100-V1FCGX B1323 VHF High Band 136 - 174 MHz FM None
VCA100-V1PCGX B1323 VHF High Band 136 - 174 MHz FM/P25 None
VCA100-V1PAGX B1323 VHF High Band 136 - 174 MHz FM/P25 DES/AES
VCA100-V1PDGX B1323 VHF High Band 136 - 174 MHz FM/P25 DES
VCA100-U1FCGX B4503, B4703, B4903 UHF 450 - 520 MHz FM None
VCA100-81FCGX B8063 800 806 - 870 MHz FM None
VCA100-81PCGX B8063 800 806 - 870 MHz FM/P25 None
VCA100-81PDGX B8063 800 806 - 870 MHz FM/P25 DES
VCA100-91FCGX B8963 900 896 - 941 MHz FM None
Table A-2. LMR Antenna Specifications
Manufacturer Part Number
Frequency
(MHz)
Gain
(dBi)
Wave
Length
Load Tunable
Height
(inches)
Laird C27 26.75-31 Unity 1/4 Coil Style Yes 52.5
Laird C30 30-35 Unity 1/4 Coil Style Yes 52.5
Laird C34 34-37 Unity 1/4 Coil Style Yes 52.5
Laird C37 37-40 Unity 1/4 Coil Style Yes 52.5
Laird C40 40-47 Unity 1/4 Coil Style Yes 52.5
Laird C47 47-50 Unity 1/4 Coil Style Yes 52.5
Laird B1323 132-174 3 5/8 Coil Style Yes 57
Laird B4503 450-470 3 5/8 Coil Style Yes 13
Laird B4703 470-490 3 5/8 Coil Style Yes 12.5
Laird B4903 490-512 3 5/8 Coil Style Yes 12.5
Laird B8063 806-866 3
5/8
Base Yes 4 7/8
Laird B8963 896-970 3
5/8
Base - 4 7/8