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The Clarion APX2181, APX4361, DPX2251, DPX1851 and DPX11551 amplifiers fit
a variety of system configurations and provide these features:
• IVS - Input Voltage Selector with three sensitivity ranges on the gain control for
the ability to connect to almost any source.
• PFS - Precise Frequency Selector, a detented crossover frequency adjustment.
• Ground loop isolation for RCA inputs.
• Full frequency response with low distortion and exceptional signal-to-noise
performance.
• Advanced circuitry design provides bridgeable outputs for use in a variety of
applications.
• Independent electronic crossovers to aid in audio system design.
The DPX1851 and DPX11551 each have 24dB per octave slope and full
adjustment range from 30Hz to 250Hz.
The APX2181, APX4361, and DPX2251 each have 12dB per octave slope and
full adjustment range from 50Hz to 550Hz.
• Bass boost circuit on APX series amps to reinforce low frequency signals.
• Remote turn-on with “soft start” muting to prevent turn-on “thump”.
• Protection circuits for overheating and speaker shorts.
• APX2181, APX4361 and DPX2251 are 2-Ohm load capable of driving a variety of
speaker systems.
• Gold-plated input/output connectors and on-board automotive-type fuses.
• Aluminum heat sink for efficient heat dissipation.
• SLI - Speaker Level Inputs on amps for integration with factory sound systems.
• Low profile, compact footprint to accommodate space limitations.
• SSF - Adjustable subsonic filter on the DPX1851 and DPX11551 can be turned
down to 10Hz.
1. FEATURES
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