PAM8403 2x3W audio amplifier module with potentiometer

Digital audio amplifier dedicated to woofers. It has one channel with a power of 50 W each and can work with speakers from 4 to 8 Ω. It is powered with the voltage from 8 to 25 V

Zeenko ZK09-UM is a compact low-noise RF amplifier operating in the 100 kHz to 10 GHz band, powered via USB-C and equipped with on-chip bias technology. It provides high linearity, stable gain, and a wide operating bandwidth, serving as an alternative to popular microwave amplifiers in laboratory and measurement applications.

A module with an active low-pass filter based on NE5532 systems. Dedicated to the bass column (subwoofer)

Class A power amplifier with one channel, 10 W. Built on the popular design of J. Hood from 1969. The set includes 2 pieces

4-channel stereo audio mixer module. It has one output to which the summed signal from 4 inputs comes out. It is powered with the voltage from 5 to 12 V

The 2x15W amplifier module with Bluetooth XY-P15W is a compact audio device with a wide voltage range and modern Bluetooth 5.0, enabling wireless sound transmission at a distance of up to 15 meters. Thanks to built-in protection mechanisms, it ensures not only sound quality but also safe use in audio projects.

Class D PAM8410 class D stereo digital audio amplifier. The system allows you to connect two speakers with an impedance from 4 to 8 Ω and a power of 15 W per channel

Expansion module with audio and video outputs dedicated to Raspberry Pi Pico boards. It has a VGA output, SD card slot, audio outputs and control buttons. Pimoroni PIM553

WM8960 stereo codec module with driver for 1W class D speakers and headphones. It uses the I2S interface and the I2C bus to configure the system. SparkFun BOB-21772

The module with a digital stereo audio amplifier is equipped with Bluetooth communication. The system allows you to connect two speakers with an impedance from 4 Ω to 8 Ω and a power of 15 W per channel

LM386 audio amplifier module in a set with a loudspeaker. The board is equipped with a Grove connector and is controlled by a PWM signal. Seeed Studio 101020853

The PAM8403 class D stereo digital audio amplifier module is equipped with Bluetooth communication. The system allows you to connect two speakers with an impedance from 4 to 8 Ω and a power of 3 W

Audio module with DAC, headphone amplifier and display, designed to work with the Raspberry Pi. It is based on the PCM5100A system and communicates via the I2S interface. Pimoroni PIM482

The board has a class D amplifier onboard that can drive 2 channels of 4-8 ohm impedance speakers at 20W each. Adafruit 1752

The TPA3116DA 150W XH-M544 audio amplifier module is a compact device with a wide input voltage range (12-26V) and output power up to 150W (100W recommended), ensuring clear sound with a signal-to-noise ratio of 100dB. The small size (77 x 73 x 19mm) makes it an ideal choice for a variety of audio projects.

Module with active low-pass filter. Dedicated to the bass column (subwoofer)