DPA QMX-804 Manual de operação - Página 9

Procurar online ou descarregar pdf Manual de operação para Amplificador DPA QMX-804. DPA QMX-804 11 páginas. Public address pre amplifier

3.LINE OUTPUTS

These LINE output blocks can be connected to the input of a power am-pliﬁer.

4.TRIM CONTROLS

These controls allow to accept variable input level. They have 44dB adjustable range as -50dB to -6dB

for microphone input channels and -30dB to +14dB for line input channels.

5.SIGNAL INPUTS

This ampliﬁer provide several connectors for signal input and these con-nectors allow easy connection.

The channel 1~4 are balanced line and microphone input and channel 5~8 are mono line input.

6.TALKOVER SWITCH

All other input signals are muted by the input signal of channel 1 auto-matically when this switch

pressed on.

7.PHANTOM POWER SWITCH

The phantom power can be provided to each microphone input for using condenser microphone.

8.EXT.MUTE

Mutes input signals fed to CH1~CH4 employing muting function by short-circuiting at these terminals.

9.DC 24V INPUT & LINK TERMINAL

If connected to DC 24V.These terminals are provided for the connection of 24V DC power source.24V

DC battery source can be connected to these terminal.The device will supply power to other device by

the link output terminal.

10.REMOTE MIC INPUT

This RJ 45 Jack allow to connect QPM-400(desktop remote microphone) for individual zone

annauncement.

Rear Panel Controls