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PCBHeaven tags - Electronic Circuit

In section Circuits

  • Linear DC motor speed controller using a simple PWM switching mode power supply
  • MAME Arcade-style console circuit
  • TV Remote Control Jammer
  • Light / Dark Activated Relay
  • Triangle Wave Generator
  • Voltage Controlled PWM Generator
  • Ambient Light Level Equalizer
  • PIC 3-Wire Fan RPM Controller
  • Two Speed Temperature Fan PWM Controller
  • Electronic Dice
  • PIC Precision Thermometer using the DS1621
  • PIC Precision Thermometer and Humidity meter using the SHT15
  • Low Cost PIC Thermometer
  • Simple Keycode Lock
  • Voltage Controlled AC Light Dimmer
  • Miniature 2.4 Volts LED Flasher
  • Car Dome Light Off-Delay
  • PIC Thermometer and Thermostat
  • PWM 3-Wires Fan Controller with RPM feedback (Pulse Stretching Method)
  • Simple Ways to Make Fans Silent
  • Simple Linear Fan Controller
  • PC Fan Failure Alarm
  • A Simple yet Reliable Thermostat
  • High Frequency PWM Fan Controller
  • PIC DCV Controlled AC Light Dimmer
  • Closed Loop high frequency PWM PC Fan Controller
  • IR Short Distance Beam Cut Detector
  • Simple Unipolar Stepper Motor Full Step Controller
  • A Microstepping Driver with the Sanyo STK672-080
  • Fixed Countdown Timer For -Geek- Gamers
  • LED Off Delay with dimming effect
  • Full and Half Stepper Motor Controller with the Sanyo STK672-110
  • An LED Array PWM Dimmer with the 555
  • Long Range (10mt) IR Beam Break Detector
  • LED Fade-In Fade-Out Dimmer
  • DIY Resistance Touch Button
  • DIY AC Hum Touch Button
  • PIC Frequency-Change Capacitance Touch Button
  • PIC Capacitance Sensor with 4 buttons and Multitouch Function
  • Automated Light Controller with adjustable Sensitivity and Hysteresis
  • LCD PIC Clock with the Maxim DS1307 RTC
  • 10 Buttons PIC Touch-Pad with BCD Output
  • PC Fan RPM Bargraph Meter and Failure Alarm with PIC
  • A 555 Breathing (Pulsing) LED
  • PWM LCD Contrast Adjustment

    • In section Projects

  • Servo-Actuated Door Keylock Hack with capacitance touch-pad











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