IR Volume Remote

This remote controller can be fitted to any preamplifier for distance volume control. Basically, it is a motor controller circuit with IR that turns the potentiometer left or right.

The remote controller circuit described functions as an interface for adjusting the volume of a preamplifier from a distance, utilizing infrared (IR) communication for signal transmission. The core of the circuit consists of a motor driver that is responsible for rotating the potentiometer, which in turn adjusts the volume level of the audio signal being processed by the preamplifier.

The IR component typically includes an IR receiver module that captures signals from a handheld remote control. The remote control sends specific commands, which are translated into electrical signals by the IR receiver. These signals are then processed by a microcontroller that interprets the commands to determine the required direction of rotation for the motor.

The motor driver circuit can be based on a H-bridge configuration, allowing the motor to rotate in both clockwise and counterclockwise directions. This capability is essential for adjusting the potentiometer to increase or decrease the volume. The motor is mechanically coupled to the potentiometer shaft, ensuring that the rotation of the motor directly translates to the movement of the potentiometer.

Power supply considerations for the circuit must include adequate voltage and current ratings to support both the IR receiver and the motor driver. Additionally, decoupling capacitors may be employed to filter out noise from the power supply lines, ensuring stable operation of the circuit components.

Overall, this remote controller design provides a convenient solution for volume control in audio applications, enhancing user experience by allowing adjustments from a distance without the need for physical interaction with the preamplifier.This remote controller can be fitted to any preamplifier for distance volume control. Basicly, Its a motor controller circuit with IR that turn the potentiometer left or right. 🔗 External reference