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Audio preamplifier based on the NE5532 chip. Powered with symmetrical DC voltage in the range from 9 to 15 V

4-channel input selector for audio amplifier. Equipped with terminal connectors and controlled by a rotary switch

Audio preamplifier based on the NE5532 chip. Powered with DC voltage in the range from 9 to 35 V (does not require symmetrical voltage)

USB - RS485/RS422/RS232 converter designed to convert USB signal to serial signal. It is used to connect devices with USB interface to RS485, RS422 or RS232 network. It uses ADI (Analog Devices iCoupler) galvanic isolation technology. EVC8013B

Adapter for audio signals with RCA connectors, Jack 3.5 mm, screw connection and XH 2.54 mm

USB-RS485/RS422 converter dedicated to industrial applications. It provides communication between USB interface and RS485 and RS422 serial standard. YN-4852

Stereo audio preamplifier based on two uPC4570C operational amplifiers. It allows you to control the bass, treble and volume level

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

4-channel input selector for audio amplifier. Equipped with RCA connectors and controlled by a rotary switch

RS232 to RS485 converter dedicated to industrial applications

USB-RS485 converter module based on the FTDI FT232RL chip. Provides communication between USB interface and RS485 serial standard

USB port isolator based on the ADUM3160 chip. It has a built-in galvanically isolated voltage converter and is powered from the USB port

DC motor with 1:48 plastic gearbox. equipped with incremental encoder with Hall sensors. Includes bracket, mounting hardware and cord

UART-Ethernet converter that provides easy communication between UART TTL serial interface and RJ45 Ethernet. Configured via web page or AT commands. USR-TCP232-T2

ADC converter module with 7 measurement channels (measuring 0-5V, 0-10V voltage and 4-20 mA current). Communicates via RS485 industrial interface using Modbus RTU protocol. R4AVA07

Isolated RS485 module with signal amplifier function. Designed for communication within industrial networks

Class A power amplifier with two channels, 45 W. Built on the popular J. Hood design from 1969

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

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

A module with 8 PC817 optocouplers. Allows you to add galvanic separation in the form of opto-isolation between electrical circuits