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Alpine S-A32F: 4 Channel Amp

Alpine S-A32F S-Series 4-Channel Digital Amplifier - 80 Watts RMS x 4 @ 2-Ohms
  • Power output 4-Ohm @ 14.4 Volts: 55 W RMS X 4
  • Power output 2-Ohm @ 14.4 Volts: 80 W RMS X 4
  • Power output 4-Ohm Bridged @ 14.4 Volts: 160 W RMS X 2
  • Dimensions: Width - 8-1/8", Height - 2-3/8", Depth - 8-1/8"
  • The S-Series amplifiers were designed to perfectly complement the already established and loved S-Series speaker and subwoofer line.

Last update on 2023-11-26 / Images from Amazon Product Advertising API

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The Alpine Electronics S-A32F 4 Channel Amplifier is a powerful and versatile audio device that will take your car audio experience to the next level. With its sleek design and impressive features, this amplifier is a must-have for any car enthusiast or music lover. In this review, we will dive into the specific details of this product, highlighting its unique features, important specs, and the value it brings to your audio setup.

Impressive Power Output

One of the standout features of the Alpine S-A32F amplifier is its impressive power output. With 80W RMS per channel at 2 Ohms and 55W RMS per channel at 4 Ohms, this amplifier delivers clean and powerful sound reproduction. Whether you’re listening to your favorite tunes or enjoying a movie soundtrack, this amplifier ensures that every detail is heard with precision and clarity.

Class D Digital Amplifier

The Alpine S-A32F features a Class D digital amplifier, which offers several benefits over traditional analog amplifiers. It provides a more efficient power conversion, resulting in less heat generated and better overall performance. This means that the amplifier can deliver high-quality sound without putting excessive strain on your car’s electrical system. Additionally, the Class D design allows for a compact and lightweight construction without sacrificing power or sound quality.

Temperature Monitoring and Automatic Switch-On

To ensure optimal performance and protect against overheating, the Alpine S-A32F amplifier is equipped with temperature monitoring. This feature automatically adjusts the amplifier’s output to prevent damage caused by excessive heat, allowing you to enjoy your music without any worries.

Another convenient feature is the automatic switch-on function, which eliminates the need to manually turn on the amplifier. The amplifier senses the audio signal from your head unit and powers on automatically, saving you time and hassle.

Adjustable Crossover for Customizable Sound

The Alpine S-A32F amplifier features an adjustable low pass filter (LPF) and high pass filter (HPF), allowing you to customize the sound to your preferences. These filters help to eliminate unwanted frequencies, ensuring that you only hear the music the way it was meant to be heard. Whether you prefer deep, booming bass or crisp, clear highs, this amplifier gives you the flexibility to tailor the sound to your liking.


In conclusion, the Alpine Electronics S-A32F 4 Channel Amplifier is a top-notch audio device that offers exceptional power, versatility, and convenience. With its Class D digital amplifier, temperature monitoring, automatic switch-on function, and adjustable crossover, this amplifier provides an immersive and customizable audio experience. Whether you’re a car audio enthusiast or simply someone who appreciates high-quality sound, this amplifier is sure to impress. Upgrade your car audio system today with the Alpine S-A32F and enjoy an elevated listening experience on every journey.

AmplifiersCar & Vehicle ElectronicsCar AudioCar ElectronicsElectronicsMultichannel Amplifiers

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