Control Panel Operation - Yamaha EM-300 Owner's Manual

CONTROL PANEL OPERATIONS
O
INPUT LEVEL controls
These controls are used to select the input levels of the
channels. They allow a five-step switching (+4/—20/—30/
—40/—50dB) of the channel input levels in accordance
with the equipment which is connected.
Setting the input levels properly is instrumental is pre¬
venting overdrive of the head amplifier, which is cause of
distortion in the sound, and in helping to create a clear
and natural sound.
The table below lists the general settings. Set the con¬
trols to the proper level in accordance with the intended
application.
General settings of input levels
INPUT LEVEL
control setting
Input source
MIC
-50
Low-level microphone
(dynamic type)
-40
High-level microphone
(condenser type)
INST -30
Electrical, electronic musical
instruments
LINE
-20
Low-level line
(general audio equipment)
+ 4
High-level line
(professional equipment)
3