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Search Results for: bluetooth

Bluetooth Stethoscope Circuit

Last Updated on May 25, 2020 by Swagatam 6 Comments

In situations as critical as a COVID-19 pandemic, a doctor is the one personnel who is the most susceptible to getting infected by the virus from a patient. Therefore, doctors […]

Filed Under: Health Related

Bluetooth Car Ignition Lock Circuit – Keyless Car Protection

Last Updated on December 19, 2020 by Swagatam 19 Comments

This circuit will allow the user to lock his car ignition using his phone Bluetooth, meaning the ignition can be locked/unlocked only through a specific code from the user’s cellphone […]



Filed Under: Car and Motorcycle, Remote Control

Bluetooth Motor Controller Circuit

Last Updated on December 26, 2019 by Swagatam 8 Comments

The post explains how to use Bluetooth technology for transmitting PWM wirelessly, the circuit application could be used for controlling various appliances such as motors, lights, RC gadgets etc using […]

Filed Under: Motor Controller, Transmitter Circuits

Bluetooth Function Generator Circuit

Last Updated on May 25, 2020 by Swagatam 8 Comments

The article presents a simple Bluetooth function generator circuit which can be used for testing and troubleshooting various critical audio video equipment and gadgets Using a Function Generator Function generator […]

Filed Under: Transmitter Circuits

Wireless Home theater Circuit using Bluetooth Headset

Last Updated on June 26, 2019 by Swagatam 20 Comments

The post discusses a 200 + 200 watt wireless home theater circuit using a class D amplifier and a Bluetooth headset as the wireless module. The idea was requested by […]

Filed Under: Transmitter Circuits

Modifying a Bluetooth Headset Device

Last Updated on May 26, 2019 by Swagatam 22 Comments

In the previous post we learned regarding the internal circuitry of a typical Bluetooth headset, in this post we’ll see how a Bluetooth headset unit can be modified or “hacked” […]

Filed Under: Transmitter Circuits



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