Do It Yourself (DIY): Could someone provide with the circuit schematic that is used to command a mobile (phone) through the audio cable? (Please read below) - Quora
![Free CellPhone Repair Tutorials: Understanding Mouthpiece or Microphone, Earpiece and IHF or Buzzer Speakers Circuit on mobile phones Free CellPhone Repair Tutorials: Understanding Mouthpiece or Microphone, Earpiece and IHF or Buzzer Speakers Circuit on mobile phones](http://3.bp.blogspot.com/_8JZhVVmpICU/S_LmF2UyT2I/AAAAAAAAAYo/7ItKkhjMI74/s1600/vibrator%20circuit%20diagram.jpg)
Free CellPhone Repair Tutorials: Understanding Mouthpiece or Microphone, Earpiece and IHF or Buzzer Speakers Circuit on mobile phones
![microphone - Speaker out (from laptop) to Mic in (Mobile phones) - Electrical Engineering Stack Exchange microphone - Speaker out (from laptop) to Mic in (Mobile phones) - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/4OhhX.gif)
microphone - Speaker out (from laptop) to Mic in (Mobile phones) - Electrical Engineering Stack Exchange
![Free CellPhone Repair Tutorials: Understanding Mouthpiece or Microphone, Earpiece and IHF or Buzzer Speakers Circuit on mobile phones Free CellPhone Repair Tutorials: Understanding Mouthpiece or Microphone, Earpiece and IHF or Buzzer Speakers Circuit on mobile phones](http://4.bp.blogspot.com/_8JZhVVmpICU/S_Li6I27zCI/AAAAAAAAAYU/yl-vIJXXvG4/s1600/audio%20circuit%20schematic%20diagram.jpg)
Free CellPhone Repair Tutorials: Understanding Mouthpiece or Microphone, Earpiece and IHF or Buzzer Speakers Circuit on mobile phones
![arduino - Audio hack: replacing electret mic with phone audio output - Electrical Engineering Stack Exchange arduino - Audio hack: replacing electret mic with phone audio output - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/1rgyu.png)
arduino - Audio hack: replacing electret mic with phone audio output - Electrical Engineering Stack Exchange
![Diagram of the circuit used to feed the signal from each microphone to... | Download Scientific Diagram Diagram of the circuit used to feed the signal from each microphone to... | Download Scientific Diagram](https://www.researchgate.net/profile/Joao-Santos-96/publication/1902594/figure/fig3/AS:669087755694096@1536534360579/Diagram-of-the-circuit-used-to-feed-the-signal-from-each-microphone-to-a-single-stereo_Q640.jpg)
Diagram of the circuit used to feed the signal from each microphone to... | Download Scientific Diagram
![TLV320AIC3104-Q1: Help to check the differential microphone schematic design - Audio forum - Audio - TI E2E support forums TLV320AIC3104-Q1: Help to check the differential microphone schematic design - Audio forum - Audio - TI E2E support forums](https://e2e.ti.com/cfs-file/__key/communityserver-discussions-components-files/6/3755.Image-6.png)
TLV320AIC3104-Q1: Help to check the differential microphone schematic design - Audio forum - Audio - TI E2E support forums
![Free CellPhone Repair Tutorials: Understanding Mouthpiece or Microphone, Earpiece and IHF or Buzzer Speakers Circuit on mobile phones Free CellPhone Repair Tutorials: Understanding Mouthpiece or Microphone, Earpiece and IHF or Buzzer Speakers Circuit on mobile phones](http://3.bp.blogspot.com/_8JZhVVmpICU/S_Li-EkwjkI/AAAAAAAAAYY/5LrhNyVCoXQ/s1600/mic%20circuit%20diagram.jpg)