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4.2 Operating elements and connections of the amplifier
1
Master control for the total volume
2
Tone controls
2-way tone control for the mixed signal: bass and treble
3
Level controls for the microphone inputs
4
Level indication for the output signal
5
On/off switch for the alarm siren
6
Input selector switch
Switches the input AUX/MIC 3 between line and
microphone level
7
Inputs MIC PRIORITY, MIC 2, AUX/MIC 3
6.3 mm jacks for connecting microphones. An audio
device with line level may be connected to input AUX/MIC
3. Input MIC PRIORITY has priority: In case of an
announcement via this microphone channel the level of
the other signal sources is drastically attenuated thereby
increasing the intelligibility of the announcement.
8
Power indicator
9
Mains power on/off
Switches mains power on and off.
Summary of Contents for EIO3-50III
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