This indicator for audio signals uses only 3 components. LEDs are common and the audio signal with voltage above that required to light the LED should be applied to the input.
Null Beat Indicator (CB4895E)
- Details
- Written by: Newton C. Braga
This indicator for audio signals uses only 3 components. LEDs are common and the audio signal with voltage above that required to light the LED should be applied to the input.
