What do amplified voice systems do? - ✔️✔️Amplifies and transmits the voice
What do all amplified systems consist of? - ✔️✔️Microphone, amplifier, loudspeaker
What allows isolation for testing and fault insolation minimizing system down-time? -
✔️✔️Dual amplifier channel and channel switching
One group is online and ......... well the other group is .......... And can be tested for ........
purposes. - ✔️✔️Activated, off-line, test
True or false a defective alarm oscillator will inhibit sounding off any other selected
alarm - ✔️✔️False
What is the alarm priority from highest to lowest - ✔️✔️•collision
•chemical
•general
•defective
What is the purpose of the oscillator group selector rotary switch? - ✔️✔️Places
desired oscillator group in standby condition
What is the purpose of a meter test selector? - ✔️✔️Connect test meter to various
major voltage and signal level points
What is the normal position of the amplifier channel selector? - ✔️✔️1MC- A/6MC-B
What happens if the switch is in the non-normal position? - ✔️✔️Both circuits on same
channel
What type of socket is the high current relay tester? - ✔️✔️Octal socket
What type of socket is low current relay tester? - ✔️✔️Rectangular socket
Lamp lights in ........ .................... and ............ states for the low current relays -
✔️✔️Both de-energized, energized
What's the Apple Watch to power supply one and to provide? To operate what? -
✔️✔️-10 and -30 to operate oscillator assemblies and oscillated preamplifiers
, Describe the alarm signal tone and duration produced by the oscillator for collision -
✔️✔️1000 Hz burst of 60 ms, 60 ms between first, 420 ms of silence
Describe an alarm signal in town and duration produced by the oscillator for chemical -
✔️✔️1000 Hz tone
Describe the alarm signal tone and duration produced by the office later for general -
✔️✔️400 Hz tone, 600 ms time period, Every 600 ms, 100 Times per minute
How many preamplifiers does the analog announcing system have? - ✔️✔️2
What is the use of the MCS? - ✔️✔️Select and make announcements on any 1MC
circuit loudspeaker group
What does the microphone provide? - ✔️✔️Intercommunications and announcements
to different speaker groups
Where can the toggle switch used to control the isolation of a speaker group from the
announcing system be found? - ✔️✔️On AN/SIA-114B side view
What is the alarm color for general? - ✔️✔️Red
What is the alarm color for chemical? - ✔️✔️Yellow
What is the alarm colors for collision? - ✔️✔️Green
What happens to the Naval in voltage for all lower priority alarms when a new alarm is
activated? - ✔️✔️It is removed
The amplifier oscillator group contains ......... identical groups of ......... alarm oscillator
assemblies. - ✔️✔️2,3
What does the busy indicator on each microphone control station signal? - ✔️✔️Alarm
is being transmitted
When will the VU meter fluctuate at a microphone control station? - ✔️✔️When any
station is using 1MC circuit
When an alarm is activated, which VU meter will fluctuate? - ✔️✔️All VU meters
Which relay is associated with officer speaker groups? - ✔️✔️K945
Which relay is associated with crew speaker groups? - ✔️✔️K947