Operating Temperature |
0°C to 50°C (32°F to 122°F) for full specifications | |
Flash Memory |
128MB | |
SDRAM Memory |
256MB | |
Lease Line |
2-Wire and 4-Wire supported | |
Radio Interface |
±45Vdc withstand rating | |
Hum & Noise |
60dB below rated output for each line | |
Non-Relay Outputs |
Open collector, active low, 200mA max., 40V collector to emitter voltage | |
Radio Input Level |
10mVp-p to 10Vp-p, adjustable | |
Line Output Level |
10mVp-p to 10Vp-p, adjustable (Single Ended), 20mVp-p to 40Vp-p, adjustable (Balanced) | |
Tone Frequencies |
Single or dual function tone generation
Function tone range 0 Hz–3200Hz adjustable in 1Hz increments,
Total tone duration 0 ms–999ms, Tone magnitude -60dB to +12dB | |
Vocoders |
Telex 32K (50 kbits/sec simplex), G.726 16K (34 kbits/sec simplex)
G.726 32K (50 kbits/sec simplex), G.711 (82 kbits/sec simplex) | |
Digital I/O Ratings |
Pull up/pull down/float 3.3VDC/5VDC/12V 10K Ohm pull up/pull down | |
Transmit Output Impedance |
600 Ohms for balanced mode, 200 Ohms for single-ended mode | |
Receive Input Impedance |
10/600/10K Ohms (user-selectable) | |
Audio Frequency Response |
300Hz to 3000Hz + 1, -3dB less than 3% distortion | |
LAM Sensitivity |
-50dB to +10dB | |
COR Sensitivity |
User-selectable rising or falling edge from radio | |
DTMF Detection Bandwidth |
±25Hz around center of frequency | |
Monitor Timer |
10ms to 9999ms, adjustable | |
Electro Static Discharge Immunity |
8kV on all exposed operator control areas
At 8kV no operation is disturbed
At 8kV no permanent damage | |
Line Protection |
Fast-action solid state surge protection | |
Memory Protection |
Settings preserved in non-volatile memory | |
Level Controls |
Menu driven front panel controls for TX, RX, spare audio, and CTCSS | |
Weight |
4.125lbs (1.9kg) | |
Audio Distortion |
2% THD max | |
Relay Contact Ratings |
1A at 63V AC/DC | |
Ethernet Speed |
10BaseT or 100BaseTX | |