LS-518 and LS-519 Intercommunications Stations
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What is the purpose of the intercommunications systems?
2 way communication
What type of intercommunication stations can select between 10 stations?
LS-518A/SIC and LS-433A/SIC
What type of intercommunication stations can select between 20 stations?
LS-519A/SIC and LS-434A/SIC
Which intercommunication station(s) has the hands free talk switch?
LS-518A/SIC and LS-519A/SIC
When is the release light out on the LS-518A/SIC?
When the release button is depressed
What test checks the polarity of the line and single voltage windings of the power transformer 'T3', when testing the LS-518A/SIC station?
What test provides a rough indication of the amplifier gain, power output, and the general performance of the LS-518A/SIC unit?
Amplifer and reproducer test
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