4RF Aprisa SR+ User Manual - page 21
18 | About the Radio
Aprisa SR User Manual
Product Features
Functions
Point-to-Point (PTP) or Point-to-Multipoint (PMP) operation half duplex.
Licensed frequency bands:
VHF 136-174 MHz
UHF 400-470 MHz
Channel sizes:
12.5 kHz
25 kHz
Typical deployment of 30 Remote Stations from one Base Station with a practical limit of a few
hundred Remote Stations.
Dual antenna port option for external duplexers or filters (half duplex operation)
Ethernet data interface plus RS-232 asynchronous data interface.
Data encryption and authentication.
Radio and user interface redundancy (provided with Aprisa SR Protected Station).
Complies with international standards, including ETSI RF, EMC, safety and environmental
standards.
Performance
Long distance operation.
High transmit power.
Low noise receiver.
Forward Error Correction.
Electronic tuning over the frequency band.
Thermal management for high power over a wide temperature range.
Usability
Configuration / diagnostics via front panel Management Port USB interface, Ethernet interface.
Remote station configuration / diagnostics over the radio link.
LED display for on-site diagnostics.
Firmware upgrade and diagnostic reporting via the Host Port USB flash drive.
Simple installation with integrated mounting holes for wall, DIN rail and rack shelf mounting.