Mini Phototransistor light switch controller circuit
You may like phototransistor light switch controller circuit. Use photo transistor-light sensor and Schmitt Trigger CMOS as output driver to load and more.
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August 30, 2008
All controller, motor speed driver,switches,timer,sensor,and more : Timer switches • DC motor speed control • Delay timers • Light switchs • SCR controls • Light dimmers • Infrared remote control system • and more…
Light Actuated Relay Circuit using Photo Transistor
The Sun - Up Relay Switch can be used to provide a audible switch for when the sun comes up. It can also be used to detect a light beam,…
August 23, 2008
ULN2003 Control Stepper Motor by Parallel Port
This is an easy to build stepper motor driver that will allow you to precisely control a unipolar stepper motor through your computer's parallel port. With a stepper motor you…
May 15, 2008
Simple Light Activated Relay Circuit
If you are looking for circuit that turns on relay when light comes. It is a simple light activated relay circuit. It will control load on-off with light.
May 22, 2007
Opto-Thermo Control Relay Switch with IC 741
This is 741 Opto-Thermo Control Relay switch circuit. It is a simple electronic circuit using 741. I love a 741 op-amp. Though very ancient, it still has many uses. This can use for…
May 18, 2007
Infrared Intruder Alarm
This the circuit warns the trespasser infrared system or Infrared Intruder Alarm circuit that interesting. By when there is a person passes or cut the light infrared. The system will…
May 17, 2007
Simple PWM motor control circuit using IC 4011
To Control speed DC motor easily with a few parts in circuit.
May 14, 2007