A C - 7 0 1 T E L E P H O N E A N D 2 - W I R E I N T E R F A C E
2 - 1
TECHNICAL SPECIFICATIONS
AC-701 TELEPHONE AND 2-WIRE INTERFACE TECH-
NICAL SPECIFICATION
dBu is an absolute measurement. 0 dBu is referenced to 0.775 volts RMS
2-Wire Mode
Frequency Response Line - Party Line
100 -3 KHz ± 3dB
Frequency Response Party Line - Line
100 - 14KHz ± 3dB
Output Impedance to Line
<=600
Ω
Max output Level to Line
>=8dBu
3/4 Wire Mode
Frequency Response Line - Party Line
100 -10 KHz ± 3dB
Frequency Response Party Line - Line
100 - 15KHz ± 3dB
Output Impedance to Line
<=600
Ω
Input Impedance 4-Wire Side
>=400
Ω
Max output Level to Line
>8dBu
Power
Input Voltage Range
20-30 VDC
Rear Panel Connectors
Intercom:
(1) XLR-3F
4-Wire
(4) Binding post connectors
Front Panel Connectors
Headset: (1)
XLR-4M
Front Panel Controls & Indicators
(1) Phone hold switch
(1) Phone hold indicator
(1) 2-Wire/4-Wire mode switch
(2) Line balance switches
(1) Receive level control
(1) Transmit level control
Environmental
32 - 122
o
F (0 - 50
o
C)
Dimensions
19 in. W x 1.75 in. H x 7.5 in. D
(483 mm x 44.5 mm x 190.5 mm)
2
Содержание AC-701
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