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1-4
Overview
Specifications
Table 1-1 lists the specifications for the ALC.
Table 1-1. Specifications
Parameter Working Limits
Power Source 24 Volts AC UL listed power supply
Maximum Power Consumption 60 Watts
Frequency Response 250 Hz to 15KHz +/- 2dB
Signal To Noise [dB ref.] Better than -60 dB
Maximum Output Level 0 dB,-12 dB with jumper
Output Relay Trigger Points 0 dB and -6 dB gain reduction
Output Relay Contact Rating 1 amp
No. of Relay Contacts 4
Input Level Controls [internal] 5
Control requirements DRY contact closure
Input Types
Line
Telco, loop
start
Output Types Line [600
ohm]
Contact Closure On Output Yes
Contact Closure Controlled Input Yes
Front Panel Controls Attenuation manual or automatic
Front Panel Indicators
Power
Attenuation, automatic
Telephone input active
REAR PANEL CONNECTORS
Relays Compression screw
Microphone RJ11-6 or compression screw
Line In Compression screw
Line Out Compression screw
Telephone RJ11-6
Relay Outputs Compression screw
Clock Inputs Compression screw
Power Compression screw
Microphone Type Electret, omnidirectional
Maximum Mic Line Length 5000 feet