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Link, Channel name, Channel modes – RED DSMC User Manual

Page 135: Phantom power (48v power), Limiter, Red dsmc operation guide

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RED DSMC OPERATION GUIDE

COPYRIGHT © 2015 RED.COM, INC

955-0020_V5.3, REV-J | 135

LINK

Gain Sliders: Ensures that each pre-amplifier (Pre-Amp) slider has the same value. If you select the check

box while the sliders have different values, you must change one (1) slider for all sliders to sync up.

Volume Sliders: Ensures that each headphone (Headphone) slider has the same value, so that you can

control the master volume for headphones. If you select the check box while the sliders have different

values, you must change one (1) slider for all sliders to sync up.

CHANNEL NAME

You can rename each audio channel. The default names are Ch1, Ch2, Ch3, and Ch4. The channel names

display in the Audio Meter, but are not included in the clip metadata. For more information, go to

“Audio Meter

(VU Meter)” on page 138

.

CHANNEL MODES

Match the channel mode to the incoming audio signal.

MODE

SOURCE

DESCRIPTION

NONE

NONE

Audio recording disabled.

BALANCED

CAM ANALOG,

PRO I/O ANALOG

Balanced microphone input. Enables the 48V phantom power option.

Typically used with microphones that have XLR connectors and internal

batteries.

UNBALANCED

CAM ANALOG,

PRO I/O ANALOG

Unbalanced microphone input with 3.3V bias. Disables the 48V

phantom power option. Typically used with unpowered microphones

that have 3.5 mm TRS plugs.

LINE

PRO I/O ANALOG Fixed input gain with limiter settings if limiter is enabled. Disables the

48V phantom power option.

AES

PRO I/O AES A,

PRO I/O AES B

Only mode available for AES input. Disables the limiter and 48V

phantom power options.

PHANTOM POWER (48V POWER)

Select the 48V Power check box to enable 48V phantom power for an audio channel. The 48V phantom power

option is only available when the channel mode is set to BALANCED.

LIMITER

Select the Limiter check box to add a limiter to the analog input signal chain. The limiter adds about 12 dB of

dynamic headroom to avoid clipping on signal spikes. Use the limiter in dynamic environments where external

mixers are not practical for controlling signal strength. The limiter is only available with analog audio input.