User's Manual

3-2 68P81093C75-A
Wireline Circuitry
The station wireline circuitry provides a wide variety of telephone
interfaces, including analog, ASTRO , ASTRO CAI , SECURENET ,
Tone Remote Control, and DC Remote Control. Telephone line
connections are easily made to the wireline circuitry via connectors
on the top panel.
Switching Power
Supply
The station features a switching-type power supply, accepting a
wide range of AC inputs (85-265 VAC, 49-61 Hz). The power supply
generates 13.8 VDC for the station modules.
Standard Features
• Compact single case design
• Extensive Self-Test Diagnostics and Alarm Reporting
• FRU maintenance philosophy
• Easily programmed via Radio Service Software
• Local or Remote Software downloading to FLASH memory
• Upgrades performed by module replacement and/or software
upgrade
• Compatible (with appropriate options) with analog,
SECURENET , ASTRO , and ASTRO CAI digital signaling
• Versatile and reliable switching-type power supply
• Wide operating temperature range: -30°C to +60°C (-22°F to
+140°F)
Optional Hardware
Features
• Duplexer Option – allows a single antenna to serve for both
transmitter and receiver circuitry for repeater applications.
• Antenna Relay Option – allows a single antenna to be switched
between transmitter and receiver.
• ASTRO Modem – allows connection (for ASTRO digital
signaling) to a console through a Digital Interface Unit (DIU) in
an ASTRO system, also allows connection to another ASTRO
Modem for digital Cross-Patch.