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Cellphone Controlled Audio Mute Switch | Full Project ...
https://www.electronicsforu.com/electronics-projects/cellphone-controlled-audio-mute-switch
The audio/video system is connected to the circuit via normally opened (N/O) contacts of the relay. Fig. 2: The circuit of the cellphone controlled …
Cellphone Mute | Computer Engineering | Electricity
https://pt.scribd.com/document/126704804/Cellphone-Mute
The CELL-PHONE-CONTROLLED AUDIO / video mute switch is highly useful in automobiles. The circuit automatically disconnects power supply to the audio system. When the handset is lifted off the holder, light rays from LED1 fall on LDR1 and its resistance decreases. This causes the voltage at pin 2 of IC1 to decrease to provide a high output.
Projects - Abir's Website - Google Search
https://sites.google.com/site/abirchowdhury33/projects
Cell-phone controlled audio-video mute switch (2009) The simple project that we did is highly useful in automobiles. This circuit automatically disconnects power …
Project report of Cell phone detector circuit - SlideShare
https://www.slideshare.net/MoinAman/project-report-of-cell-phone-detector-circuit
Project report of Cell phone detector circuit. 1. CELL PHONE DETECTOR PROJECT REPORT OPERATIONAL AMPLIFIERS & OSCILLATORS `GROUP MEMBERS Mohsin Meraj 2012-EE-313 Shaheryar Farrukh 2012-EE-314 Hafiz S.M Rasheed 2012-EE-325 Moin Aman 2012-EE-336 Submitted to: Miss Sabeen. 2.
Use a phone for audio in a video meeting - Google Meet …
https://support.google.com/meet/answer/9518557?hl=en
For example, if you’re in a video meeting and the network connection is poor, you can dial in from your phone. Use your phone for audio instead of your computer’s microphone and speaker. Have Meet call your phone. From within a dial-out supported country, you can use Meet to call US or Canadian phone numbers. If your organization turns on ...
Smart Phone Controlled Home Automation Project Using …
https://circuitdigest.com/microcontroller-projects/smart-phone-controlled-arduino-home-automation/
Whenever we send data by Android phone, Arduino checks for the character sent and puts appropriate pins high or low according to Code. These pins control the relays which in turns control the Appliances. The operation of our project is as follows: If we send ‘a’ through Bluetooth Terminal App then Bulb1 will be On and Bulb2 will be off.
Wireless Telephone Electronic Circuits
http://www.discovercircuits.com/W/wirelesstele.htm
Cell-Phone-Controlled Audio/ Video Mute Switch - This cell-phone-controlled audio/video mute switch is highly useful in automobiles. The circuit automatically disconnects power supply to the audio/video system whenever the mobile handset is lifted off the holder for making...__ Electronics Projects for You
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