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Kenwood KAC-748 35 x 4 Car Amplifier

Item # 113KAC748

Kenwood's KAC-748 4-channel amp features variable high-pass and low-pass crossovers (50-200 Hz), front and rear.

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Kenwood's KAC-748 4-channel amp features variable high-pass and low-pass crossovers (50-200 Hz), front and rear.

Item # 113KAC748

Shop all Kenwood Car Amplifiers

About the Kenwood KAC-748

Kenwood's KAC-748 4-channel amp features variable high-pass and low-pass crossovers (50-200 Hz), front and rear. You'll get the best possible sound from your system by sending just the right frequencies to each speaker. And you'll have multiple hookup options. Drive 2 pairs of stereo speakers, or bridge the 2 rear channels to power your subwoofer, and use the 2 front channels for your main stereo pair.

Kenwood's KAC-748 4-channel amp features variable high-pass and low-pass crossovers (50-200 Hz), front and rear. You'll get the best possible sound from your system by sending just the right frequencies to each speaker. And you'll have multiple hookup options. Drive 2 pairs of stereo speakers, or bridge the 2 rear channels to power your subwoofer, and use the 2 front channels for your main stereo pair.

This 4-channel Kenwood is built with MOSFET-switching power supplies for fast response, maximum output, and cooler operating temperatures. Larger-than-usual noise-suppression filters make sure that all you hear is music. Speaker-level inputs allow easy connection to any head unit.

Details:
  • 2-, 3-, 4-channel, or Tri-Way output
  • 100 watts x 2 in bridged mode
  • 50 watts x 4 at 2 ohms
  • requires 10-gauge power and ground leads — wiring and hardware not included with amplifier
  • anti-thump circuit for quiet turn-on
  • speaker short, thermal overload, and DC protection
  • extra-large toroidal noise filters
  • speaker-level inputs
  • gold-plated preamp outputs
  • 50-200 Hz variable high-pass/low-pass crossovers, individually-selectable on front and rear channels, 12 dB/octave
  • 11-5/8"W x 2-1/4"H x 12-5/8"D
  • 1-year warranty

What's in the box:

  • Black amplifier with silver trim; 30-amp blade fuses; Rubber terminal cover; 4 self-tapping mounting screws; Warranty card; Instructional manual (English/Spanish/French)
MFR #KAC-748

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Specifications
Features
Inputs and Outputs

Specifications

Rated power output at 2 ohms: 50 W x 4 (1 kHz, 0.8% THD)

Max power output at 4 ohms: 70 W x 4 

Max power output at 4 ohms, bridged: 200 W X 2

Input impedance: 10 kohms

Operating voltage: 14.4 V (11-16V allowable)

Current consumption (1 kHz, 10% THD): 28A

Features

Protection circuitry:

  • Speaker output contacts ground
  • Unit malfunctions and DC is sent to speaker output
  • Thermal: when internal temp exceeds 248 degrees F
  • Loss of ground of headunit or amp

Controls:

  • Crossover frequency controls: One for A, one for B; variable from 50-200 Hz
  • Filter controls: One for A, one for B; each one can be set for high pass, OFF, or low pass
  • Operation controls: One for A, one for B; each one can be set for stereo, L+R combined or mono (L channel)
  • Input selector: You can select A/B position when using a source unit with dual RCA outputs or A position with amplifies any signal input to the "A" by both A and B (so an RCA "Y" adapter is not needed).
  • Input sensitivity knobs (variable from min to 4V): One for A and one for B

Inputs and Outputs

  • GND screw
  • Gold plated strip terminal: For power, ground and remote turn on
  • Gold plated terminal strip: For front and rear; left and right loudspeakers (bridged = Left+ and Right-)
  • Gold plated terminal strip: For speaker level input for front and rear; left and right loudspeakers.
  • Gold plated RCA stereo input for A
  • Gold plated RCA stereo input for B
  • Gold plated RCA stereo output for A+B (note that this output is always stereo, even when the amp is set to mono mode)

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