High/Low 100W audio signal converter

HiFi stereo tube amplifier based on 6J1 and 6P1 tubes. Designed for use with loudspeakers up to 3 W and an impedance of 4 Ω or 8 Ω

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

Class D digital audio amplifier. It has two channels with a power of 450 W and can be used with 8 Ω speakers. Powered by AC voltage 2x30V

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

Sound card in the form of an expansion module with a USB adapter designed for NVIDIA Jetson Nano development kits. Waveshare Audio Card for Jetson Nano

Module of a stereo 24-bit audio converter with I2S interface (TS4657).

Microphone preamplifier based on the AD828 chip. Powered with DC voltage from 9 V to 24 V or AC in the range from 8 V to 16 V

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

4-channel stereo audio mixer in a metal housing. It has one output, on which the summed signal from 4 inputs is available. It is powered with the voltage from 5 to 12 V.

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

Class D PAM8406 stereo digital audio amplifier module. The system allows you to connect two speakers with an impedance of 4 to 8 Ω and a power of 5 W per channel

Class-D stereo digital audio amplifier module PAM8403. The system allows you to connect two speakers with an impedance of 4 to 8 Ω and a power of 3 W. DFRobot DFR0119-O

Microphone preamplifier based on the NE5532 chip. Powered with DC voltage from 9 V to 24 V or AC in the range from 8 V to 16 V

Audio module with speakers designed to work with the Raspberry Pi Pico. Waveshare Pico-Audio

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

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.