Clear-Com SB-704 - Power, Capacity, and Connectors

SB-704 MAIN STATION
4-3
Min Gain
Panel Mic - Party Line <= 25dB
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 all
channels
Rear Panel Connectors
Switched Intercom: (10) XLR-3M (1 per channel)
Intercom (4) XLR-3M (1 per channel)
Announce Out: (1) XLR-3M (audio)
Program: In (1) XLR-3F
Hot Mic / IFB Interface: (1) 1/4 in. (0.64 cm) phone jack
External Speaker (1) 1/4 in. (0.64 cm) phone jack
Accessory (1) DB-15F
AC Power: IEC 320 connector
Rear Panel Controls
(1) Power switch
(4) Intercom On/Off Switches
Front Panel Connectors
Panel Mic: (1) 1/4 in. (0.64 cm) panel
mounting jack
Headset: (1) XLR-4M
Front Panel Controls & Indicators
(1) Panel / headset mic switch
(1) Mic on button
(1) All talk button
(1) Announce button
(1) Party line link button
(4) Program
ON-OFF-INTERRUPT
DIP switches
(1) Program level control