Clear-Com SB-704 User Manual
Page 37
S B - 7 0 4 M A I N S T A T I O N
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