TPA3116DA 150W XH-M544 audio amplifier module

Class A power amplifier with one channel (mono) with the power of 10 W. Built on the popular design of J. Hood from 1969

Audio amplifier module with three output channels. It can be powered with the voltage from 18 to 24 VAC and has two outputs with a power of 100 W (left and right) and one with a power of 120 W (bass)

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 TPA3116D2 amplifier module is a digital class D amplifier, offering 2x50W of power for stereo channels and 100W for the subwoofer, powered by 12V-24V. Thanks to the built-in NE5532 low-pass filter, it provides clean bass sound, and three potentiometers allow you to adjust the volume and cutoff frequency.

Module containing TSH82 operational amplifier from STMicroelectronics. The system has two built-in amplifiers and each of them is available separately on the pins of the board as inverting amplifiers. Sparkfun BOB-14874

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

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

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

Class D digital audio amplifier with Bluetooth module. It has two channels with a power of 50 W and can work with speakers from 4 to 8 Ω. It is powered with the voltage in the range from 9 to 24 V. NS-01G

The LM4950 audio power amplifier module with a power of 3 W per channel, powered by 10-15 VDC, equipped with a 3.5 mm Jack socket for audio input and screw connections for loudspeaker outputs, is equipped with thermal and short-circuit protection. It provides good sound quality with low energy consumption, making it ideal for small audio systems

Zeenko ZK06-UM is a precise, wideband RF amplifier for the 10 MHz – 6 GHz range, designed for high-sensitivity measurements with low interference. Powered via USB-C and optimized for use with devices such as the tinySA ULTRA, it offers high linearity and a low noise figure across the entire supported band.

Stereo audio amplifier based on the TDA7498 chip. It can be powered with the voltage from 20 to 36 V and has two 100 W outputs

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

Class D digital audio amplifier with Bluetooth 5.0 module. It has two channels with a power of 300 W and can work with 4 Ω speakers. Powered by alternating voltage 230 V

Module with the PAM8904 controller designed specifically to control piezoelectric elements. The amplifier operates over a wide frequency range, up to 300 kHz, and allows for gain up to approximately 13 Vpp. Adafruit 5791

Audio module with DAC and mono amplifier designed to work with TinyPICO and TinyS2. Pimoroni SHIELD-AUDIO-I2S