GAI-Tronics 370-400 UHF and VHF Page/Party Radio Couplers - Manual (Page 12)

Pub. 42004-432D
Model 370-400 UHF and 370-420 VHF Page/Party
®
Radio Couplers Page: 12 of 13
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Specifications
AC/DC Input
AC Power Supply
Input voltage...................................................................................... 120/230 V ac (nominal), 50/60 Hz
Current draw @ nominal 120 V ac ............................................................................................. 270 mA
Current draw @ nominal 230 V ac ............................................................................................. 150 mA
DC Power Supply
Input voltage................................................................................................................................ 24 V dc
Current draw @ nominal 24 V dc .................................................................................................. 1 amp
Audio
33-ohm output with +/−1.5 kHz deviation, narrowband ...................................... 1.5 Vrms, factory aligned
2.8 Vrms maximum
Distortion ............................................................................................................................. <1.5% @ 1 kHz
Radio output deviation with 1.5 Vrms from 33-ohm line.............. +/−1.5 kHz narrowband, factory aligned
VOX threshold..................................... Refer to Table 6, “Nominal VOX Threshold Settings,” on page 10
VOX activation time........................................................................................................... <50 milliseconds
VOX holdtime................................................................................................................................ >1 second
Off-Hook Monitoring
Activation time ................................................................................................................... <50 milliseconds
Deactivation time................................................................................................................ <50 milliseconds
Relay Outputs
Maximum load........................................................................................................................2 A @ 30 V dc
0.5 A @ 125 V ac
Mechanical
Construction/finish .................................................. 16-gauge cold-rolled steel; safety orange powder coat
Mounting............................................................. Wall or column, four 0.31-inch (7.8 mm) mounting holes
Dimensions ................................................................ 12.0 × 8.0 × 5.0 inches (304.8 × 203.2 × 127.0 mm)
Shipping weight ................................................................................................................ 10.5 lbs. (4.76 kg)
Net weight........................................................................................................................... 9.5 lbs. (4.31 kg)
Environmental
Operating temperature range ........................................................................................... (−20º C to +60º C)
Relative humidity....................................................................................... Non-condensing 85% maximum
RF Module
General
Frequency range............................................................................................................ VHF: 154–174 MHz
UHF: 450–470 MHz
Antenna impedance................................................................................................................................ 50 Ω
Encoder/decoder .................................................................................................... CTCSS tone, DCS digital