Quest Engineering M120bt, Owner'S Manual

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M120bt
M-Series – Back Panel Presentation
[Figure 1.2 Rear panel diagram]
1. Power Cable .
2. Speaker output connector –
This 5-contact terminal block connector allows the use of 25V or 70V constant voltage
loudspeakers, as well as low impedance loudspeakers of 4 or 8 ohms.
3.
MoH (Music on Hold) terminal - This 3-contact terminal block connector allows the mixer to be linked to a
commercial
telephone system to provide a music source when a call is put on hold. This output can also be used to supply the line
level signal to a power amplifier.
4.
Gain Controls for variable input level. – These knobs are used to adjust the input sensitivity of each channel.
5.
Mic/Line input connectors – Channel 1 is equipped with a terminal block connector and channels 2 and 3 are
equipped with RCA connector and terminal block connectors allowing the connection of microphone or line signals.
6.
Phantom Power ON/OFF switch – This switch activates phantom power on microphone input 1
.
7. Ducking Depth Control – Allows you to adjust the attenuation level of sources when a priority signal is detected.
8. TELE PAGING (connector) with volume and attenuation level with MoH level adjustment – This 3-contact terminal
Block connector allows the mixer-amplifier to be connected to a company's telecommunications system, so that you
can make announcements from a telephone handset. The MoH level adjustment is to adjust the volume of the MoH
output.
9. FM Antenna – 75-ohm coaxial connector for connecting the included FM antenna.
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