Clear-Com PS-704 - Manual (Page 27)

P S - 7 0 2 T W O - C H A N N E L P O W E R S U P P L Y 4 - 1
TECHNICAL
SPECIFICATIONS
PS-704 FOUR-CHANNEL POWER SUPPLY
dBu is an absolute measurement. 0 dBu is referenced to 0.775 volts RMS
Program Line Input
Maximum Level before Clipping >= 20dBu
Input Impedance >= 5K Ω
Frequency Response
Program Input - Party Line 200 - 20KHz ± 3dB
Max Distortion
Program Input - Party Line <= 0.2%
Noise
Program Mic Input - Party Line < -70dBu
Max Gain
Program Input - Party Line >= -16dB
Min Gain
Program Input - Party Line <= -20dB
Mains Power
Input Voltage Range 100 - 240 VAC
Input Frequency Range 50 - 60 Hz
Input Power <= 60 VAC
Output Voltage 30 VDC ± 0.5V
Output Current per Channel (Continuous) 1.2 A
Output Current per Channel (Peak) 2 A (Do not exceed the 1.2A rating
for more than 2 seconds per 1
minute period)
Short Circuit Recovery Time (1st short) <= 0.5 sec
Short Circuit Recovery Time >= 20 shorts in 20sec)<= 20 sec
Station Capacity
Up to 40 1-Channel Beltpacks, 10
speaker stations or 12 headset
stations distributed over both
channels