• ASTRO
®
 3.1 Conventional Systems
•
Centralized Conventional Architectures
- Zone Core with Colocated Conventional Channels
- Trunked IP Simulcast Remote Site with Conventional Channels
- Dispatch Console Site with Colocated Conventional Channels
- Conventional-Only Remote Site
- HPD Site with Conventional Channels
• Distributed Conventional (Subsystem) Architectures
- Conventional Base Radio Sites
- Conventional Hub Sites
1.8.2
Analog Conventional Base Radio
Analog conventional base radio features include:
• 12.5 kHz channel operation on all bands; 25 kHz channel operation for UHF T-Band and 800 MHz
• HearClear capability for 800 MHz
• Repeater Access Control
• Multi-Channel – up to 16 channel with base station or repeater functionality
• Alarm tones over-the-air and over-the-wireline
• Transmit Antenna Relay Control and Simplex Operation
• WildCard Operation
• E&M Interface; Ext PTT keying and COR receiver I/O
• Analog simulcast support using Gen Tx and PL Analog inputs and Ext PTT and Ext PTT keying
• 2-wire or 4-wire connection to console or Comparator
• Multi-PL receive operation
• RA/RT configuration with analog 4-wire connections
• Analog Wireline Automatic Level Control (ALC)
• Wideband Receiver Operation
• Telephone Interconnect
• PL/DPL
• Tone Remote Control (TRC)
• Fall Back In-Cabinet Repeat (Automatic Mode)*
• In-Cabinet Repeat (External Mode)*
• Control Station
• Interfaces for a local microphone and speaker
• Simplex operation
• Scan Operation
• Voting
• Multicast
MN003286A01-E
Chapter 
1:  GTR 8000 Base Radio Description
  37