Quantum Audio QS4250 Stereo Amplifier User Manual


 
R
L
LEVEL
input
output
line
5v
.2v
BASS
0dB
12dB
EQ
60Hz
1.2KHz
HPF
30Hz
LPF
250Hz
X-over
fullhpf
lpf
+ - GND - +
HI
INPUT
MONO
STEREO
Mode
TWO CHANNEL CONNECTIONS:
COMMON GROUND RADIO
RIGHT +RIGHT +
RIGHT -RIGHT -
LEFT -LEFT -
LEFT +LEFT +
WHITEWHITE
GREENGREEN
(NOT USED)(NOT USED)
GRAYGRAY
BLACKBLACK
BROWNBROWN
94.794.7
R
L
LEVEL
input
output
line
5v
.2v
BASS
0dB
12dB
EQ
60Hz
1.2KHz
HPF
30Hz
LPF
250Hz
X-over
fullhpf
lpf
+ - GND - +
HI
INPUT
MONO
STEREO
Mode
WHITEWHITE
BLACKBLACK
GRAY LEFT +GRAY LEFT +
GREEN NOT USEDGREEN NOT USED
BROWN NOT USED BROWN NOT USED
RIGHT +RIGHT +
GROUNDGROUND
94.794.7
TWO CHANNEL CONNECTIONS:
FLOATING GROUND RADIO (MOST COMMON TYPE)
High Level inputs have been included to connect the amplifier to a radio without low-level
outputs (i.e. factory radio). This connection will allow you to connect directly to the
speaker output of the radio with out the need of an external adapter.
Determine the type of radio you have and make one of the following connections.
HIGH LEVEL CONNECTIONS (OPTIONAL)
CAUTION! Before making any connections determine the type of radio to avoid possible
damage to amplifier and/or radio.
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