DEI 250d ユーザーガイド
4
© 2002 Directed Electronics, Inc
High-powered car audio
systems may produce
systems may produce
sound pressure levels that exceed the
threshold at which hearing loss may
result.
threshold at which hearing loss may
result.
They may also impair a driver’s ability to
hear traffic sounds or emergency vehi-
cles. Use common sense and practice
safe listening habits when listening to or
adjusting your audio system.
hear traffic sounds or emergency vehi-
cles. Use common sense and practice
safe listening habits when listening to or
adjusting your audio system.
WARNING
FEATURES
Super-efficient Class D PWM design.
Runs much cooler than conventional
amp designs.
amp designs.
High-speed MOSFET switching
power supply.
power supply.
High-current N-channel MOSFET
outputs stable into 2 ohm loads.
outputs stable into 2 ohm loads.
Thermal, DC offset, reverse polarity
and short circuit protection.
and short circuit protection.
Continuously variable 12 dB/
octave low-pass crossover.
octave low-pass crossover.
Switchable 8 dB bass EQ function.
Switchable phase invert function.
Optional remote subwoofer level
control feature.
control feature.
Buffered RCA output jacks for bi-
amped operation.
amped operation.
Variable input sensitivity optimizes
match with different signal sources.
match with different signal sources.
Gold-plated wire terminals and RCA
connectors ensure maximum signal
transfer.
connectors ensure maximum signal
transfer.
Rugged one-piece extruded heat
sink finished with injection-molded
mounting feet.
sink finished with injection-molded
mounting feet.