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Alpine - 300W Class D Multichannel Amplifier - Black

Rating 1.5 out of 5 stars with 2 reviews

8 Answered Questions
$499.95

Alpine - 300W Class D Multichannel Amplifier - Black

Model: KTA-30FW
SKU: 11997676
$499.95
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Specifications
  • Continuous Watts x Channel @ Ohms
    75 x 4 x 2; 75 x 4 x 4
    Maximum Watts x Channel @ Ohms
    150 x 4 x 2; 150 x 4 x 4
    Amplifier Class
    D
    Number Of Channels
    4
    Bass Boost
    None
    Speaker-Level Inputs
    Yes
  • Key Specs
    • Continuous Watts x Channel @ Ohms: 75 x 4 x 2; 75 x 4 x 4
    • Maximum Watts x Channel @ Ohms: 150 x 4 x 2; 150 x 4 x 4 (This is the maximum load the speaker, subwoofer or amp can drive.)
    • Amplifier Class: D (An amplifier's mode of operation, specifically the conditions in which its electrical current flows for the duration of an audio signal, determines its class. Each class has its strengths and weaknesses when it comes to power efficiency, levels of crossover distortion, and overall sound quality.)
    • Number Of Channels: 4
    • Bass Boost: None (Circuitry that boosts the bass response of the amplifier, improving audio reproduction enhancing the sound of low frequencies. Fixed boost means the level of bass response is preset, whereas variable boost allows the user to make adjustments.)
    • Speaker-Level Inputs: true (Also referred to as high-level inputs. Enables the amplifier to receive a sound signal from another device that does not have RCA, or low-level, inputs.)
  • General
    • Brand: Alpine
    • Model Number: KTA-30FW
    • Product Name: 300W Class D Multichannel Amplifier
    • Color: Black
    • Mounting Hardware Included: true
  • Audio Power
    • Continuous Watts x Channel @ Ohms: 75 x 4 x 2; 75 x 4 x 4
    • Total Power Handling RMS: 300 watts
    • Watts Per Channel RMS: 75 watts
    • Maximum Watts x Channel @ Ohms: 150 x 4 x 2; 150 x 4 x 4 (This is the maximum load the speaker, subwoofer or amp can drive.)
    • Total Power Handling Maximum: 600 watts
    • Watts Per Channel Maximum: 150 watts
    • Amplifier Class: D (An amplifier's mode of operation, specifically the conditions in which its electrical current flows for the duration of an audio signal, determines its class. Each class has its strengths and weaknesses when it comes to power efficiency, levels of crossover distortion, and overall sound quality.)
  • Audio
    • Number Of Channels: 4
    • Minimum Frequency Response: 15 hertz (Describes the maximum range of frequencies or musical tones a product can reproduce, from very low tones to very high treble tones. The minimum frequency or musical tone the speaker can reproduce. High treble tones have higher frequencies while low tones and deep bass have lower frequencies.)
    • Maximum Frequency Response: 36 kilohertz (Describes the maximum range of frequencies or musical tones a product can reproduce, from very low tones to very high treble tones. The maximum frequency or musical tone the speaker can reproduce. High treble tones have higher frequencies while low tones and deep bass have lower frequencies.)
    • Total Harmonic Distortion: 0.05 percent (Measurement of the harmonic sound distortion. The lower the percentage, the cleaner the sound.)
    • Signal-to-Noise Ratio (SNR): 82 decibels (The ratio of the desired signal's strength to the level of background noise. A ratio higher than 1:1, which equates to greater than 0 decibels, indicates more signal than noise.)
    • Bass Boost: None (Circuitry that boosts the bass response of the amplifier, improving audio reproduction enhancing the sound of low frequencies. Fixed boost means the level of bass response is preset, whereas variable boost allows the user to make adjustments.)
  • Features
    • Bluetooth Enabled: false (The device is capable of communicating with another device via Bluetooth, provided they are within the required range of each other. A Bluetooth-enabled device must also be the same Bluetooth version or higher than the accessory it is intended to pair with.)
  • Input
    • Line-Level Inputs: true (Also referred to as low-level inputs. Enables the amplifier to receive a sound signal from another device via RCA cables.)
    • Speaker-Level Inputs: true (Also referred to as high-level inputs. Enables the amplifier to receive a sound signal from another device that does not have RCA, or low-level, inputs.)
  • Dimensions
    • Product Height: 1.63 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
    • Product Width: 9.19 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
    • Product Depth: 3.75 inches (The out of box depth of the item. Depth is measured as the distance from the front of the item to the back as it would be primarily used or placed.)
    • Product Weight: 1.1 pounds (The out of box weight of the item.)
  • Warranty
    • Warranty - Parts: 1 year
    • Warranty - Labor: 1 year
  • Other
    • UPC: 793276242082

Bring your music outdoors with this Alpine four-channel amplifier. With a weather-resistant power pack and waterproof connectors, it's ideal for use in open vehicles, and its compact size makes it easy to store in motorcycle saddlebags. This Alpine four-channel amplifier senses when it needs to increase the internal gain level for louder volume.

  • 300W total power: Features RMS rating of 75W x 4 at 4 ohms/2 ohms, and is four channels driven for robust audio.
  • High- and low-pass crossovers: Ensure flexible operation.
  • 4-ohm impedance: Conducts power evenly to keep the speaker at an appropriate level.
  • Dynamic Peak Power (DPP) technology: Delivers bursts of power during rigorous musical passages.
  • Class-D circuitry: Ensures reliable power handling.
  • Weather-resistant design: Rated at IP66 for protection against dust ingress and high-pressure water spray. Good choice for use in exposed installations, such as side-by-sides, boats, open-top vehicles, and motorcycles saddlebags.
Whats Included
  • Alpine 300W Class D Multichannel Amplifier
  • Input/Output/Power Wire Harness
  • Owner's manual
Product Manuals

Q: What is the warranty period for the amplifier?

A: The manufacturer's warranty for both parts and labor on the amplifier is 1 year.

Q: What is the amplifier's signal-to-noise ratio?

A: The signal-to-noise ratio (SNR) is 82 decibels.

Q: What is the maximum power output of the amplifier?

A: The maximum power output of the amplifier is 600 watts.

Q: What is the amplifier's weight?

A: The product weight of the amplifier is 1.1 pounds.

Q: How many channels does the amplifier have?

A: This amplifier has four channels.

Q: Does the amplifier have Bluetooth connectivity?

A: This amplifier does not have Bluetooth connectivity.

Q: Can the amplifier be used with speaker-level inputs?

A: This amplifier can be used with speaker-level inputs.

Q: What are the amplifier's dimensions?

A: The amplifier's dimensions are 1.63 inches high, 3.75 inches deep, and 9.19 inches wide.

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Pros for Alpine - 300W Class D Multichannel Amplifier - Black
There were no pros for this productSound Quality, Power, Ease of InstallationThere were no pros for this productThere were no pros for this product

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Reviews

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The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

  • Rated 1 out of 5 stars

    Most expensive peace of…

    This is the most expensive peace of amplifier i ever bought. And by that i mean price/quality. Usually these type of equipment cost around $100.. i couldnt return it so i went on my back yard and burnt it.

    This review is from Alpine - 300W Class D Multichannel Amplifier - Black

    Amplitude Posted

  • Rated 2 out of 5 stars

    Good power but 1 serious problem

    RCAs, power wire, ground, is all ran into same side of amp, so theres a constant feeback loud buzzing, i swapped to the kicker 360w 4 channel and my issue was immediately fixed.

    This review is from Alpine - 300W Class D Multichannel Amplifier - Black

    Finfan Posted

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