• 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 Signal

Signal

TV Antenna Amplifier Circuit Diagram to Boost TV Signal Reception

Last Updated on January 17, 2025 by Swagatam Leave a Comment

The following useful circuit of a TV antenna amplifier was sent to me by an avid reader of this blog Mr. Miljenko Farkas. I am extremely grateful to him for his kind contribution to this site. Here’s what he wrote in his email: Overview So this antenna amplifier is made to really enhance how well […]

Filed Under: Audio and Amplifier Projects Tagged With: Amplifier, Antenna, Boost, Reception, Signal, TV

Mobile Signal Vibrator Circuit

Last Updated on May 18, 2023 by Swagatam 4 Comments

mobile signal vibrator circuit

This mobile signal vibrator circuit will detect the wireless high frequency signals from your mobile phone and will activate the connected vibrator motor. This circuit can be used for many different customized applications. While the implementation of an external vibrator is not electronically complicated, it encounters a simple mechanical problem with the vibrator. How can […]

Filed Under: Sensors and Detectors Tagged With: Mobile, Signal, Vibrator

Traffic Light Controller Circuit [Signal Red, Green, Amber]

Last Updated on December 6, 2024 by Swagatam 9 Comments

traffic light signal

A traffic light controller circuit can be used for controlling the sequential illumination of the RED, ORANGE and GREEN traffic signal lamps, by maintaining appropriate delays between the illumination sequence. In real traffic signal light system we all have seen how the red, orange and green lamps switch ON/OFF in sequence with specific amount of […]

Filed Under: Automobile Electronics Tagged With: Amber, Controller, Green, Light, Signal, Traffic

FM Signal Booster Circuit with Adjustable Gain

Last Updated on January 11, 2023 by Swagatam 12 Comments

V shape antenna

Did you’ve ever had trouble catching or establishing connection with distant FM radio stations which were broadcasting programmes you wanted to listen to? Perhaps you’re aware there are a lot more faraway channels, further than the range of your FM receiver. Of course, you could purchase or construct a stronger FM tuner but, building a tunable FM […]

Filed Under: Audio and Amplifier Projects Tagged With: Adjustable, Booster, FM, Gain, Signal

Signal Injector Circuits for Quick Troubleshooting of all Audio Equipment

Last Updated on September 17, 2023 by Swagatam 14 Comments

signal injector

This simple signal injector circuits I have explained below can be accurately used for troubleshooting and alignment applications of all kinds of audio and high frequency equipment. 1) Using a Single IC 7400 One of the extremely handy devices for repairing audio and high frequency instruments is without question a equipment that will give you […]

Filed Under: Meters and Testers Tagged With: Audio, Circuits, Injector, Quick, Signal, Troubleshooting

Arduino PWM Signal Generator Circuit

Last Updated on December 5, 2024 by Swagatam Leave a Comment

circuit

In this post we elaborately study how to make an Arduino based PWM signal generator circuit, which can be set or adjusted with a potentiometer or a pot to any preferred duty cycle ratio. By Ankit Negi  WHAT IS PWM? pwm or pulse width modulation as the name itself suggest is  modulation of width of […]

Filed Under: Arduino Projects Tagged With: Arduino, Generator, PWM, Signal

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

Primary Sidebar

circuit simulator image

Subscribe to get New Circuits in your Email

Categories

  • Arduino Projects (89)
  • Audio and Amplifier Projects (132)
  • Automation Projects (17)
  • Automobile Electronics (101)
  • Battery Charger Circuits (83)
  • Datasheets and Components (106)
  • 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 (28)
  • Pets and Pests (15)
  • Power Supply Circuits (108)
  • Remote Control Circuits (50)
  • Security and Alarm (64)
  • Sensors and Detectors (102)
  • Solar Controller Circuits (59)
  • Temperature Controllers (42)
  • Timer and Delay Relay (49)
  • Transmitter Circuits (29)
  • Voltage Control and Protection (40)
  • 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 Crystal Radio Sets with Amplifier Circuit
    • Swagatam on 9 Simple Sine Wave Generator Circuits Explored
    • Gazza on 9 Simple Sine Wave Generator Circuits Explored
    • Gazza on 9 Simple Sine Wave Generator Circuits Explored
    • Lion on Crystal Radio Sets with Amplifier Circuit

    © 2025 · Swagatam Innovations