Station Site and Equipment
Cell Site
For minimal environmental impact, the OpenSky® Cell Site is a cost-effective option to incrementally extend coverage into otherwise hard-to-reach areas. With its low power consumption, a 24-hour battery backup and easy serviceability the OpenSky Cell Site is a powerful alternative where in-building or rural coverage is necessary.
- OpenSky
- 700 MHz
- 800 MHz
- 900 MHz
- Combines digital voice and data
- Provides wireless rates of 19.2 or 9.6 kbps
- Accommodates pole or wall mounting
MASTR V
Base Station
The MASTR® V Base Station provides secure digital trunked communications for mission-critical applications, supports the P25 Common Air Interface and operates on a secure, scalable Internet Protocol (IP) network.
- P25 Trunking
- P25 Linear Simulcast
- P25 Conventional
- VHF
- UHF
- 700/800 MHz
- Narrowband Capable
- Software upgradeable to P25 Phase 2
- Linear Simulcast for superior coverage
- Compact and integrated hardware allowing up to 8 channels per cabinet
MASTR V IP Simulcast
The MASTR® V IP Simulcast System provides an end-to-end all-digital system based on the proven MASTR V hardware platform. The system is composed of a MASTR V IP Control Point, MASTR V Transmit sites, and optional MASTR V Auxiliary Receiver sites. Since the MASTR V IP Simulcast System simultaneously repeats the same radio signal from multiple geographic locations at the same time, deploying an IP Simulcast System can significantly reduce the number of required physical sites.
- P25IP Trunking
- P25IP Conventional Simulcast
- VHF
- UHF
- 700 MHz
- 800 MHz
- Narrowband Capable
- Software upgradeable to P25 Phase 2
- Linear Simulcast for superior coverage
- Single control point manages up to 17 Transmit sites and up to 24 channels
- VIDA® network-based Information Assurance support
MASTR III
Base Station
The MASTR® III Base Station provides secure digital or conventional analog communications for mission-critical applications, supports the P25 Common Air Interface and operates on a secure, scalable Internet Protocol (IP) network.
- P25IP Trunking
- P25IP Digital Conventional
- Conventional Analog
- VHF
- UHF
- 800 MHz
- Narrowband Capable
- PC programmable options
- modular design for fast, simple maintenance and servicing

SkyMASTR
OpenSky Base Station
The SkyMASTR base station provides OpenSky® network functionality with multi-channel trunking and 2-slot and 4-slot TDMA digital voice and data.
- OpenSky
- 700 MHz
- 800 MHz
- 900 MHz
- Greater efficiency and access without the need for a control channel
- Modular design for fast, simple maintenance and servicing
Network Sentry
Host for Site Management Services
The Network Sentry monitors, reports, and displays site faults, maintains and downloads site configuration data and archives and reports site call activity data.
The Network Sentry is a powerful, compact computer that hosts Site Management Services as part of the Harris total Site Management System. It provides a full array of digital communications capabilities for fast, accurate, and efficient relay of critical information. The Network Sentry is a part of Harris P25IP or OpenSky networks.