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15
Front Panel
1. Microphone Input Channels - See page 16 for a detailed description.
2. Effect Controls - See page 17 for a detailed description.
3. Multiplex/Vocal Eliminator Button -
This button cycles through the vocal cancel options. Use Multiplex (MPX) to
remove vocals from multiplexed audio sources, such as multiplex CDs and CD+Gs. Use the Vocal Eliminator function
to reduce the presence of vocals on non-multiplex audio sources.
NOTE: The Vocal Eliminator function does not work with every type of music. It reduces the frequencies most
commonly associated with human singing and vocals.
4. Key Display - Displays the number of the current key control step. +8 is the highest key control step, and -8 is the
lowest. 0 indicates that no key adjustment is being made.
5. Key Control Buttons - Use these buttons to change the key of the music. The UP button will raise the key of the
music, and the down button will decrease the key of the music. Pressing the normal button will turn off the key
control adjustments.
6. Graphic Equalizer - This GRAPHIC EQ is used to BOOST and/or CUT particular frequencies. Each slide fader
processes a particular frequency range indicated by the number below it. Frequencies from 125Hz - 250Hz
constitute the very low to low range. Frequencies from 250Hz to 1kHz are the mid-range and frequencies from
1kHz to 8kHz make up the high to very high range. To adjust, slide the fader up to boost the frequency presence
and down to cut the frequency presence.
7. AV Select - Use these buttons to select the Audio/Video source. Pressing AV1 will select the AV1 input on the back
panel, AV2 will select the AV2 input on the back panel, etc. The LEDs above the buttons light to indicate which input
has been selected.
8. Headphone Output - Attach headphones to this output to monitor the mix. Use the level control to adjust the
volume of the headphones.
9. Compressor - The compressor automatically adjusts and maintains the signal levels on the microphone channels.
This allows you to avoid unexpected audio peaks in the speaker output.
10. Master Microphone Effect Control - Controls the amount of effect applied to all the microphone channels.
11. Master Microphone Volume Control - Controls the volume of all the microphone channels.
12. Master Music Volume Control - Controls the volume of the music.
13. Power Switch - This switch turns the HV-1200 ON and OFF.
Descriptions and Functions