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JBL MA Series 4 Channel Amplifier - MA754AM

SKU: JBL/JBLMA754AM
Sale price $31995 Regular price $40995

Description

The marine A754 4-channel amplifier delivers a powerful 75-Watts RMS to each of the front and rear speakers in your boat. You can also bridge the amp to 2-channel mode to drive a couple subs with 200 watts RMS or 3-channel mode to drive both a pair of full range speakers and a subwoofer. Speaker-level inputs allow this amplifier to integrate into almost any system, even one using your marine's factory radio. Separate high-pass and low-pass crossovers on the front and rear channels allow you dial in the perfect roll off to best suit speaker placement and cabin acoustics.

  • The JBL marine amplifier features a low-profile chassis and a small overall footprint to fit in more vehicles where available space is limited.
  • Speaker-level and low-level inputs allow the marine to integrate with both aftermarket and factory marine stereo systems
  • Unlike many amplifiers available at similar prices, the JBL marine amplifier features variable electronic crossovers and bass boost circuits allowing for precise system tuning and performance.
  • The marine amplifier has been engineered using Balanced Differential Inputs to ensure low noise and distortion even at high output levels. This also makes it far less susceptible to line induced radiated engine noise.
  • When low-level inputs are used, this control adjusts the input sensitivity between 200mVrms and 4Vrms. When high-level inputs are used, this control adjusts the input sensitivity between 1Vrms and 22Vrms
  • On-board circuitry protects the marine amplifier from shorts, high temperature, overvoltage and undervoltage. An LED indicator is provided to let you know when one of these conditions exists.
  • This switch changes the input phase to inverted or non-inverted. This is especially helpful as part of system tuning based on the enclosure type and location in the boat.
  • Using multiple amplifiers, the marine A754 has full range preamp outputs allowing you to feed an additional amplifier without using splitters.
  • The JBL marine A754 4 channels subwoofer amplifier delivers 400-Watts RMS using a Class H amplifier design to ensure high output and minimum current draw.
  • This switch changes DC to REM to adapt with low-level signals or high-level signals, this is especially helpful as part of remote turn-on lead of your installation more choice. A selectable "Turn on mode" can protect battery to avoid current drain, when you don't expect turn on your amplifier.

Specifications

Identification

MPN JBLMA754AM

Dimensions

Dimensions (H x W x D) 2.02" x 12.60" x 7.09" (51 x 320 x 180 mm)
Weight 6.79 lbs (3.08 kg)

Amplifier

Amplifier Class -
Channels 4

Amplifier Power

Rated Continuous (RMS) Power (14.4 V input @ 4 Ohm < 1% THD) 75 W x 4/200 W x 2 (Bridged)
Rated Continuous (RMS) Power (14.4 V input @ 2 Ohm < 1% THD) 100 W x 4

Amplifier Processing

Signal-to-Noise Ratio, referred to highest rated power (A-weighted, 20 Hz-20 kHz noise bandwidth): Analog inputs -
Signal-to-Noise Ratio, referred to 1 W (A-weighted, 20 Hz-20 kHz noise bandwidth): Analog inputs -
Signal-to-Noise Ratio (Manufacturer Rating) > 80 dB
Damping Factor @ 4 Ω -
Damping Factor @ 2 Ω -
THD+N @ rated power < 1%
Frequency Response (+0, -1dB) 10 Hz-40 kHz
Input Voltage Range @ RCA Inputs 200 mV-4 V (line level); 1 V-22 V (high level)
Input Impedance -
Remote Level Control -
Remote Level Modes -
Channel Input Mode Switch -
Pass-through Preamp Output Yes (full range)
Source Channel Selection for PreOuts -

Amplifier Filters

Bass Boost EQ None
Output Polarity Switch -
Filter Mode(s): Channels 1 & 2 High-Pass or Low-Pass
Filter Slope(s): Channels 1 & 2 12 dB/octave
Filter Frequency Range: Channels 1 & 2 32 Hz-320 Hz
Filter Mode(s): Channels 3 & 4 High-Pass or Low-Pass
Filter Slope(s): Channels 3 & 4 12 dB/octave
Filter Frequency Range: Channels 3 & 4 32 Hz-320 Hz
High-Pass/Low-Pass Full Range Filter -
HP Variable Crossover Frequency Range -
LP Variable Crossover Frequency Range -
Infrasonic Filter -
Detented, Calibrated Filter Potentiometers -

Electrical

Operating Voltage -
Current Consumption (idle) -
Current Consumption (standby) -
Fuse Rating 2 x 30 A
Recommended Fuse Type(s) -
Minimum Copper Power/Ground Wire Gauge 8 AWG

General

Water/Dust Protection Rating -
Operating Temperature Range Up to 45 °C (maximum)
Protection Circuits Short circuit, over-temperature, overvoltage, undervoltage

Warranty/Certifications

Certifications -
Warranty -

Reviews (0)

In The Box

In The Box:

One marine A754 four channel amplifier
4 Bare wire-to-RCA adapters
Four 30A ATO fuses (2 installed, 2 spare)
Two JBL stickers
Owner's Manual
4 Mounting screws (M4 x 53mm)
1 logo badge

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