Extron electronics DTP CrossPoint 4K Series - Page 113

DTP CrossPoint 4K Series Matrix Switchers • Matrix Software 105
Trim control — The always-present trim control provides separate left and
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right input channel faders for fine adjustment with a gain range of -12 dB to
+12 dB in 0.1 dB increments. The default setting is unity gain (0.0 dB).
Click and drag the desired fader (
1
) or click in the dB field (
2
) and enter a
value.
3
Gang button — Click to tie the left and right fader controls
together. Ganged faders move as described for the item
7
in “Gain control block” on page 102.
Mic/line input signal controls (see figure 53 on page 97,
B
)
The mic/line input signal processor chain makes adjustments to microphone or line level
audio material, such as a multimedia presentation, before it is mixed with program audio.
Gain control
— The always-present gain control provides a single
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fader with a gain range of 0 dB to +80 dB, adjustable in 1 dB increments,
with a level setting readout below the fader.
A gain range from 0 to +10 dB accommodates a line level signal, typically
from a wireless microphone receiver with a line level output.
Above +10 dB, the input switches to a mic level input.
Click and drag the fader (
1
) or click in the dB field (
2
) and enter a value.
The meter value displayed in green shows the signal level in dBFS.
3
Polarity buttons —Click to flip the polarity of the wires
connected to the audio connectors (+/tip and -/ring) to easily
correct for miswired connectors. and digital inputs.
4
Mute button — Click to mute (silence) and unmute the mic audio.
If you mute the audio, it is completely silent on that input. When the
audio is muted, a red indicator in the block turns on.
5
Phantom Power check box — Click to toggle +48 VDC phantom power
on and off, typically to power a condenser mic.
NOTE: Condenser mics require phantom power. Dynamic mics do not require
power. Do not enable phantom power when using dynamic mics. Audio popping
can occur when a dynamic mic is plugged in and phantom power is on.
Filter block — The filter processor block, when first inserted, provides
one of ten filter selections; additional filters can be then be added. The
available filters and adding additional filters are as described for the Line
audio Filter block on page 103 (except that up to five filters total can be
selected for this block).
NOTE: Selecting Bass & Treble Filter inserts two separate filters.