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© 1999 Directed Electronics, Inc
1.
RCA OUTPUT JACKS
- use these
jacks to route the input signal to
another amplifier.
2.
RCA INPUT JACKS
- accepts line-
level outputs from head units or
signal sources at voltages from
200 mV to 8 volts.
3.
GAIN ADJUSTMENT
- controls the
gain (input sensitivity) of the
amplifier.
4.
PHASE INVERT SWITCH
- controls
the output phase of the amplifier.
The signal is inverted with the
switch set to 180.
5.
CROSSOVER FREQUENCY
- controls
the frequency range of the ampli-
fier.
6.
BASS EQ
- This switch activates an
8 dB bass boost circuit. Use as
necessary for low frequency
enhancement.
7.
LED INDICATOR
- the green Power
LED lights to indicate normal opera-
tion. The green LED will shut off to
indicate amp shutdown due to
thermal, short circuit, DC offset, or
over-current conditions detected by
on-board protection circuits.
AMPLIFIER CONTROLS
Refer to Figure 2 for details.
FIGURE 2—AMPLIFIER CONTROLS
Summary of Contents for 250d
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