Mixing The Inputs; Playing One Input Source; Monitoring A Second Input Source - Radio Shack 4-CHANNEL STEREO SSM-1750 Owner's Manual

4-channel stereo audio mixer
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32-3008.fm Page 10 Thursday, April 6, 2000 4:03 PM
Important: Note the
so each time you want to mix that
source you can set the control to the
correct setting.
Notes:
• If it was necessary to set the
control to
to get a reading of up to
10
on the VU meter, then set
about
and adjust the
8
to get a reading of up to
meters. (See "Using Gain" on Page 11.)
• If the above does not work, set
mid level and rotate
GAIN
clockwise until you get a reading of
the VU meters.
• Readjust
affects the level of the
MASTER
previously set input sources. You must
readjust those sources until you get a
reading of up to
on the VU meters for
0
each.
5. Stop playback of the selected input
source.

MIXING THE INPUTS

You can connect input signals from up to 12
audio sources, select any two of the channel
input sources, then mix them so only one or
both play through your sound system.
Mixing requires three operations:

• Playing one input source.

• Monitoring the next input source.
• Switching to the next input source.
You can start with either of the two selected
sources.
To prevent prematurely mixing audio sourc-
es, set all volume level controls to
10
setting,
To avoid sudden and inaudible sound out-
AUX LEVEL
puts from any audio devices that you con-
nect to the mixer, be sure to set their power
controls to off and any tone controls to flat.
Playing One Input Source
AUX LEVEL
0
to
AUX LEVEL
control
AUX GAIN
on the VU
0
AUX
MASTER
on
0

Monitoring a Second Input Source

Monitoring a second input source's signal
level requires selecting the input source that
is not currently playing, finding the desired
section you want to mix, then adjusting the
source's sound level so it matches the vol-
ume level of the source currently playing.
.
0
Operation
1. Set
to the desired source,
ASSIGN A
then set
CROSS FADER
2. Select the mixer's input —
, or
.
CH 3
CH 4
3. Set the input selector control to the input
source you want to play first through
your sound system.
4. Adjust the receiver's or amplifier's (not
the mixer's) volume control to the
desired volume.
Make sure the first input source's vol-
ume level slide control is set to the cor-
rect preset position.
5. Start playback of the input source.
1. Connect and put on headphones.
Note: You can listen to one channel
through the headphones while the other
channel is playing through the sound
system.
2. Set
to the second input
ASSIGN B
source.
3. Set
to the audio input
CUE ASSIGN
source (
,
,
CH 1
CH 2
CH 3
want to monitor.
to
.
A
,
,
CH 1
CH 2
, or
) you
CH 4

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