Nobsound Mini - 2x50W digital audio amplifier with Bluetooth (silver)

Audio amplifier module with three output channels. It can be powered from 12 to 24 V and has two 50 W outputs (left and right) and one 100 W output (bass). Equipped with Bluetooth 5.0 communication

A stereo tube preamplifier based on 6K4 tubes. Designed for use with active speakers or an additional amplifier and passive speakers. SUCA-AUDIO TUBE-T1

Zeenko ZK09-BM is a low-noise, ultra-wideband RF amplifier with an operating range up to 10 GHz, powered by a built-in battery. Thanks to its good linearity and noise performance, it is used in measurements, receiver paths and communication systems. Compact and mobile, it will work well both in laboratories and in the field.

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

Module with two operational amplifiers OPA627

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

Module with LM386 audio amplifier and loudspeaker. The board is equipped with a Grove connector and is controlled by a PWM signal. Seeed Studio 107020001

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

Zeenko ZK04-UM is a compact low-noise RF amplifier operating in the 100 kHz – 4 GHz range, powered via USB-C, featuring high linearity and low noise levels. Ideal for amplifying antenna signals or as a preamplifier for spectrum analyzers such as the tinySA ULTRA, especially above 3.5 GHz.

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

Pmod I2S2 is a module with 24-bit A / C and D / C audio converters derived from standard 3,5 mm Jack connectors. Thanks to them, it is possible to send and receive stereo audio signals using the I2S protocol. Digilent 410-379

2-channel stereo audio mixer module. It has four outputs, on which the summed signal from 2 inputs is available. It is powered with the voltage from 5 to 19 V

80 W audio signal converter that reduces the speaker signal from the player to the level of RCA inputs. It allows you to connect to an external power amplifier. TSK TD-22

Audio preamplifier based on NE5532 chips. Equipped with an input selector function. Display and remote control included

Audio amplifier module with three output channels. It can be powered with the voltage from 12 to 18 V and has two outputs with a power of 10 W (left and right) and one with a power of 20 W (bass)

A sound card in the form of a small device with a USB plug, designed to work with the Raspberry Pi and NVIDIA Jetson Nano minicomputer. Waveshare USB TO AUDIO