• Skip to main content
  • Skip to primary sidebar

Homemade Circuit Projects

Need circuit help? Post them in the comments! I've answered over 50,000!

Blog | Categories | About | Contact | Calculators-online
You are here: Home / Archives for Bluetooth

Bluetooth

Bluetooth Stethoscope Circuit

Last Updated on April 6, 2022 by Swagatam 20 Comments

block diagram

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 are being continually offered and equipped with many advanced and high tech devices in an effort to guarantee maximum safety to their life and health. […]

Filed Under: Health related Projects Tagged With: Bluetooth, Stethoscope

Bluetooth Car Ignition Lock Circuit – Keyless Car Protection

Last Updated on December 19, 2020 by Swagatam 25 Comments

mainsremote

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 Bluetooth. Overview In one of my earlier posts I have already explained how to hack a Bluetooth headset and use it for any desired switching […]

Filed Under: Automobile Electronics, Remote Control Circuits Tagged With: Bluetooth, Ignition, Keyless, Lock, Protection

Bluetooth Motor Controller Circuit

Last Updated on January 4, 2024 by Swagatam 8 Comments

pwm

In this post I have explained 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 your Android phone. The Bluetooth PWM Transmitter In one of my earlier posts I explained how to hack and modify a Bluetooth […]

Filed Under: Motor Controller Tagged With: Bluetooth, Controller, Motor

Bluetooth Function Generator Circuit

Last Updated on May 25, 2020 by Swagatam 9 Comments

bfg

In this article I have explained 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 is vital equipment for an engineer, professional, hobbyists, or someone who reached above “beginner level” in electronics. Function generator is an expensive […]

Filed Under: Transmitter Circuits Tagged With: Bluetooth, function, Generator

Wireless Home theater Circuit using Bluetooth Headset

Last Updated on June 26, 2019 by Swagatam 22 Comments

speaker visible

In this post I have explained 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 Mr. Sudipta Mandal. Technical Specifications I want to make my home theater wireless. My home theater model is Sony SRS-D9 2.1 channel. […]

Filed Under: Transmitter Circuits Tagged With: Bluetooth, Headset, Home, Theater, Wireless

Modifying a Bluetooth Headset Device

Last Updated on May 26, 2019 by Swagatam 23 Comments

speaker visible 1

In the previous post I explained 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” in order to make it work for other personalized applications. In the previous article I have explained how to break open a Bluetooth headset device and […]

Filed Under: Transmitter Circuits Tagged With: Bluetooth, device, Headset, Modifying

  • Page 1
  • Page 2
  • Go to Next Page »

Primary Sidebar

circuit simulator image

Subscribe to New Posts




Categories

  • Arduino Projects (89)
  • Audio and Amplifier Projects (132)
  • Automation Projects (17)
  • Automobile Electronics (101)
  • Battery Charger Circuits (83)
  • Datasheets and Components (104)
  • Electronics Theory (143)
  • Free Energy (37)
  • Games and Sports Projects (11)
  • Grid and 3-Phase (19)
  • Health related Projects (25)
  • Home Electrical Circuits (12)
  • Indicator Circuits (14)
  • Inverter Circuits (88)
  • Lamps and Lights (142)
  • Meters and Testers (69)
  • Mini Projects (46)
  • Motor Controller (64)
  • Oscillator Circuits (27)
  • Pets and Pests (15)
  • Power Supply Circuits (108)
  • Remote Control Circuits (50)
  • Security and Alarm (64)
  • Sensors and Detectors (101)
  • Solar Controller Circuits (59)
  • Temperature Controllers (42)
  • Timer and Delay Relay (49)
  • Transmitter Circuits (29)
  • Voltage Control and Protection (39)
  • Water Controller (36)




Other Links

  • Privacy Policy
  • Cookie Policy
  • Disclaimer
  • Copyright
  • Videos
  • Sitemap




People also Search

555 Circuits | 741 Circuits | LM324 Circuits | LM338 Circuits | 4017 Circuits | Ultrasonic Projects | SMPS Projects | Christmas Projects | MOSFETs | Radio Circuits | Laser Circuits | PIR Projects |

Social Profiles

  • Twitter
  • YouTube
  • Instagram
  • Pinterest
  • My Facebook-Page
  • Quora
  • Stack Exchange
  • Linkedin



  • Recent Comments

    • Swagatam on How Shunt Regulator TL431 Works, Datasheet, Application
    • SA on How Shunt Regulator TL431 Works, Datasheet, Application
    • Farmtech on Free Energy Generator Circuit – The N-Machine
    • Nitesh Agrawal on How to Design Simple LED Driver Circuits
    • Swagatam on How to Design Simple LED Driver Circuits

    © 2025 · Swagatam Innovations