User's Manual
Table Of Contents
- ASTRO XTS 2500 Digital Portable Radio Model I User Guide
- Product Safety and RF Exposure Compliance
- Computer Software Copyrights
- Documentation Copyrights
- Disclaimer
- Contents
- General Radio Operation
- Notations Used in This Manual
- XTS 2500 Model I Radio
- Physical Features of the XTS 2500 Model I Radio
- Programmable Features
- LED Indicators
- Alert Tones
- Standard Accessories
- Universal Connector Cover
- Remote Speaker Microphone Adapter
- Radio On and Off
- Zones and Channels
- Receive / Transmit
- Conventional Mode Operation
- Common Radio Features
- Special Radio Features
- Helpful Tips
- Accessories
- Appendix: Maritime Radio Use in the VHF Frequency Range
- Glossary
- Commercial Warranty
- Index
ASTRO XTS 2500 Model I 41
Helpful Tips
Antenna
Radio Operating Frequencies
The following antenna types are compatible with your radio:
Before installing the antenna,
make sure it matches your
radio’s operating frequency.
Antennas are frequency
sensitive and are color coded
according to their frequency
range. The color code indicator
is located in the center of the
antenna’s base.
Antenna Type
Approx.
Length
Insulator
Color
Code
Frequency
Range
(MHz)
Antenna
Kit No.
in. mm
VHF whip 8 203 RED 136–174 NAD6563
VHF helical 7.6 193 YELLOW 136–150.8 NAD6566
VHF helical 7 178 BLACK 150.8–162 NAD6567
VHF helical 6.5 165 BLUE 162–174 NAD6568
UHF helical 3.4 88 RED 403–435 NAE6546
UHF helical 3.2 80 GREEN 435–470 NAE6547
UHF helical 3.2 79 BLACK 470–520 NAE6548
UHF whip,
wideband
5.2 130 GRAY 403–520 NAE6549
color