Land Mobile Radio (LMR) Services
A&T Systems provides operations, maintenance, inspection, troubleshooting, repair, replacement, and lifecycle support for Land Mobile Radio and associated communications infrastructure under IMCS IV.
Supported environments can include strategic and tactical microwave equipment, radio systems, multiplex equipment, receivers and transmitters, timing and synchronization systems, simulcast systems, consoles, antennas, towers, cabling, waveguide, power supplies, and related communications infrastructure identified through installation task orders.
LMR Operations & Maintenance
A&T provides technically qualified personnel to operate, inspect, maintain, align, troubleshoot, repair, remove, replace, and support radio and communications equipment throughout its operational lifecycle.
Radio & Transmission Systems
- Microwave radio equipment
- Receivers and transmitters
- Digital and analog radio systems
- Mobile and portable radio equipment
- Power supplies and supporting equipment
- Cabling and waveguide
Control & Distribution Systems
- Digital and analog multiplex equipment
- Receiver voting systems
- Timing and synchronization systems
- Simulcast control systems
- Computer-controlled radio systems
- Console and switching equipment
Microwave Communications Support
A&T supports microwave communications equipment requiring precise inspection, alignment, maintenance, troubleshooting, and repair to maintain reliable communications paths and operational availability.
- Microwave radio equipment
- Multiplexers
- Antennas and transmission components
- Waveguide and associated cabling
- Power supplies
- Equipment alignment and testing
- Fault isolation and repair
- Equipment replacement and technology refresh
Radio System Infrastructure
LMR service delivery extends beyond individual radios to the infrastructure required to provide dependable communications across supported installations.
- Fixed radio infrastructure
- Mobile and portable radio equipment
- Transmit and receive systems
- Control and console systems
- Timing and synchronization infrastructure
- Simulcast systems
- Cabling and transmission components
- Associated power and supporting systems
Tower & Antenna Support
A&T supports inspection, maintenance, repair, and lifecycle activities associated with communications towers, antennas, and related supporting infrastructure.
Tower and antenna activities are performed in accordance with applicable customer requirements, manufacturer requirements, current ANSI/TIA structural standards, OSHA requirements, and site-specific safety procedures.
Tower Infrastructure
- Tower inspection support
- Structural condition observations
- Equipment mounting support
- Cabling and waveguide support
- Grounding and bonding
- Maintenance coordination
Antenna Systems
- Antenna inspection
- Alignment support
- Maintenance and repair
- Transmission-line support
- Equipment replacement
- Technology refresh
Safety & Standards
Radio, microwave, tower, and antenna maintenance can involve elevated work, electrical hazards, radio-frequency exposure, specialized equipment, and other field conditions requiring disciplined safety practices.
A&T performs applicable work in accordance with customer safety requirements, relevant OSHA regulations, manufacturer procedures, and applicable communications-industry standards.
- Work planning and hazard awareness
- Fall-protection requirements
- RF and electrical safety considerations
- Equipment and site safety procedures
- Manufacturer maintenance requirements
- Applicable ANSI/TIA structural requirements
- Documentation and inspection records
Troubleshooting & Service Restoration
A&T supports fault isolation, troubleshooting, repair, replacement, testing, and restoration of radio and communications systems to minimize service interruption and maintain operational readiness.
- Fault identification and isolation
- Equipment testing
- Component repair and replacement
- Radio and transmission-system alignment
- Performance verification
- Service restoration
- Maintenance documentation
Lifecycle Support & Modernization
A&T supports LMR and microwave communications systems across multiple lifecycle stages, including existing operational equipment, technology refresh, component replacement, system modernization, and integration of emerging communications technologies.
This lifecycle approach helps customers maintain operational capability while addressing equipment obsolescence, maintenance requirements, evolving mission needs, and modernization objectives.
Integrated Communications Support
LMR services are delivered as part of A&T’s broader IMCS IV communications and IT capabilities, allowing radio, network, telephony, infrastructure, cybersecurity, and operational support requirements to be coordinated across supported environments.
For additional information, see Information Management Communications Services and Telecom Solutions.