This circuit can be used with the CIR12053 receiver or with others shown in this section of the website. The circuit consists of an oscillator that causes the LEDs to emit modulated light at a frequency that depends on the capacitor.

This circuit can be used with the CIR12053 receiver or with others shown in this section of the website. The circuit consists of an oscillator that causes the LEDs to emit modulated light at a frequency that depends on the capacitor.