User's Manual
Table Of Contents
- Product Safety and RF Exposure Compliance
- Computer Software Copyrights
- Documentation Copyrights
- Disclaimer
- Important Rebanding Information
- Contents
- General Radio Operation
- Notations Used in This Manual
- XTS 2500 / XTS 2500I Model III Radio
- Physical Features of the XTS 2500 / XTS 2500I Model III Radio
- Programmable Features
- Display
- Backlight
- Status Symbols
- Menu Entry (Softkey)
- Menu Select Buttons
- Home Button (h)
- App Button (TMS Feature Button)
- 4-Way Navigation Button (o)
- Keypad
- LED Indicators
- Alert Tones
- Standard Accessories
- Universal Connector Cover
- Remote Speaker Microphone Adapter
- Radio On and Off
- Zones and Channels
- Receive / Transmit
- Common Radio Features
- Radio Lock
- Mute or Unmute Keypad Tones
- Conventional Squelch Options
- PL Defeat
- Time-out Timer
- Emergency
- Lists
- Edit a Call, Page, or Phone List Number
- Edit a Call, Page, or Phone List Name
- Scan
- Telephone Calls (Trunking Only)
- Private Calls (Trunking Only)
- Call Alert Paging
- Conventional Talkgroup Calls (Conventional Operation Only)
- Repeater or Direct Operation
- Special Radio Features
- ARS User Login and Text Messaging Features
- Helpful Tips
- Accessories
- Appendix: Maritime Radio Use in the VHF Frequency Range
- Glossary
- Commercial Warranty
- Index
ASTRO XTS 2500 / XTS 2500I Model III 103
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 3.3 83 RED 380–435 NAE6546
UHF helical 3.1 78 GREEN 435–470 NAE6547
UHF helical 2.8 71 BLACK 470–520 NAE6548
UHF whip,
wideband
5.2 133 GRAY 380–520 NAE6549
color