SoundCraft EFX12 User Manual page 37

Rolloff
Shelving
Spill
Transient
Unbalanced
+48V
A fall in gain at the extremes of the frequency response.
An equaliser response affecting all frequencies above or below the break frequency
i.e. a highpass or lowpass derived response.
Acoustic interference from other sources.
A momentary rise in the signal level.
A method of audio connection which uses a single wire and the cable screen as the
signal return. This method does not provide the noise immunity of a balanced input
(see above).
The phantom power supply, available at the channel mic inputs, for condenser micro-
phones and active DI boxes.
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