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Audio Controlled LED Circuit using Transistors - DIY
https://circuits-diy.com/audio-controlled-led-circuit-using-transistors-diy/
Christmas LED flasher circuit controlled by audio
https://www.eleccircuit.com/cheap-led-christmas-light-flasher-circuit-is-controlled-by-audio/
To signal generator to make the LEDs flash. Figure 1 The schematic diagram -IC1/1 worked with C1, R1 and C2 to make the LED2 and LED3 flashes. …
Audio-controlled LED | Physics Forums
https://www.physicsforums.com/threads/audio-controlled-led.85057/
The circuit would be powered and light up the LED, but be controlled by the audio signal. Okay, so the 'power supply' part would have to be controlled by the varying AC voltage of the audio signal.
audio controlled led chaser | All About Circuits
https://forum.allaboutcircuits.com/threads/audio-controlled-led-chaser.94925/
audio led chaser.jpg 131.4 KB Views: 53 B bountyhunter Joined Sep 7, 2009 2,512 Feb 23, 2014 #2 It would be a lot easier to use a LM3914. ericgibbs Joined Jan 29, 2010 14,585 Feb 23, 2014 #3 Hi,
Creating an Audio-Reactive LED Circuit : 10 Steps ...
https://www.instructables.com/Creating-An-Audio-Reactive-LED-Circuit/
1) Connect the audio jack end of the Y Cable to one of the audio splitter inputs. 2) Connect the headphones or speakers to the other audio splitter input. 3) Connect the other end of the audio splitter to the MP3 player or computer. Ask Question Step 9: Enjoying the Result 1) Ensure that the volume on the device is turned all the way up.
Sound Controlled Lights Circuit - ElectroSchematics.com
https://www.electroschematics.com/sound-controlled-lights/
This sound controlled lights circuit design is used to control the brightness of the lights attached to it in sync with the sound that is being capturated by its microphone. This electronic circuit design is very common in disco houses, bars, parties … Usually, sound controlled lights are just connected in parallel with the loudspeakers.
Sound Activated LED Using LM386 Audio ... - Circuits DIY
https://circuits-diy.com/sound-activated-led-using-lm386-audio-amplifier-ic/
LM386 is a low power sound amplifier IC utilizes with numerous sound tasks. The IC can likewise be utilized to make a good quality sound detector or sensor circuit. The circuit will blink an LED on any sound like a whistle, clap, human voice, sound systems, cellphone ring when the circuit is close to the mobile phone. Hardware Components
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