Kenwood Class D Mono Power Amplifier - X503-1

Model #:X503-1
WAS $449.00
$398.00
  • Max Power 1000W
  • RMS 300W (4Ω)
  • RMS 500W (2Ω)
  • Size (inch) (W) 8-3/8" x (H) 2-1/16" x (D) 5-7/8"
  • Variable Low Pass Filter
  • Bass Boost
  • Infrasonic Filter
  • Wired Remote Included
 

Output Coil with Magnetic Shield

Prevents magnetic flux from radiating from the subwoofer's coil, resulting in reduced noise and enhanced sound quality.

 

High Quality Capacitors

PMLCAP's (Polymer Multi-Layer Capacitors) are utilized in the LC filter circuits to decrease distortion, ensuring clear detail for a truer to life sound.

 

Infrasonic Filter (ISF)

When the Infrasonic Filter Switch is turned on, the amplifier cuts off the low frequencies below 25Hz, which makes the amplifier’s power supply and output devices more efficient, providing clear bass output.

 

Gauge-style terminals lock wire

into position with set screw for secure installation.

 

One-side Connection

All terminals and connections are on one side foreasier installation and a cleaner look.

 

Speaker Level Input Harness

Speaker Level Input Harness is included to connect to speaker wires from factory installed receivers.

 

Wired Level Control Included

The wired remote level control allows you to easily adjust the subwoofer volume.

 
Rated Power Output at 14.4V
A/B (2 Ohms)-
A/B (4 Ohms)-
Maximum Power Output
MAX POWER1000W
CTA-2006-D Value
Signal to Noise85dBA reference 1 Watt RMS
Continuous Power Output300W at 4ohms and ≤ 1% THD + N
Maximum Dynamic Power350W at 4ohms and ≤ 10% THD + N
Rated Power Output at 14.4V
SUB (4 Ohms)300Watts RMS x 1 (4 Ohms, 20-200Hz, ≤1.0% THD)
SUB (2 Ohms)500Watts RMS x 1 (2 Ohms, 100Hz, ≤1.0% THD)
Specifications
Signal to Noise Ratio100dB (Reference: Rated Power into 4Ohms at 14.4V)
Frequency Response20Hz- (+0dB, -3dB) SUBch (Upper Feqency is depended on Low Pass Filter)
Input Impedance10k ohm
Speaker Impedance4Ω (2Ω to 8Ω allowable)
Audio Section
Low-Pass Filter50Hz-200Hz, -24dB/oct
High-Pass Filter-
Infrasonic Filter25Hz, -24dB
Bass BoostBuilt in Bass Boost Control (40Hz, 0dB-18dB)
RCA Input Sensitivity0.2[V] - 5.0 [V]
Speaker Level Input Sensitivity4.0[V] - 12.0 [V]
Terminals
Battery & GroundWire Clamp Type Terminal Block(M6,Nickel Colored),Hexagon Screw,Capable for AWG4-AWG6
Speaker OutputWire Clamp Type Terminal Block(M4,Nickel Colored),Hexagon Screw,Capable for AWG8-AWG16
General
Dimensions(WxHxD)(W)8-3/8” x (H)2-1/16” x (D)5-7/8”
Dimensions(WxHxD)(W) 213mm x (H) 53mm x (D) 149mm
Weight3.3 lbs ( 1.5kg)
Operating Voltage14.4V(11-16V allowable)
Current Consumption28 [A]
Key FeaturesCTA-2006-D Compliant Class D 2 Ohms Load Capability One-Sided Connection Speaker Level Input Signal Sensing Turn-on Remote Level Control ※Input Sensitivity for Sub Terminal Concealing Cover(Resin Mold) Power MOS-FET Switching Power Supply Extruded Aluminum Heat Sink Design

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