Lamp Flasher
This circuit is a series of electric lamps Flasher. This circuit is designed for flash bulb 12V approximately one-second per level. Base behind when Q2 Q1 provi...
puff to off circuit
This is a circuit diagram of a simple circuit in which the LED burning can be activated only by a gust OFF. A condenser mic (M1) is used to feel your breath. Wh...
4 LED Driver for Handset LCD Backlight Circuit
ZXLD1100 is a PFM flyback DC to DC boost converter that work in discontinuos mode. The following circuit diagram show you about setting 4 LED Driver for Handset...
Xenon Strobe Light 110V by SCR
This is Xenon Strobe Light circuit, model continual use a tube Xenon at give many brightnesses. By can fine blink fast or slow get , with VR1. By have SCR....
White LED Flood Lamp circuit
This White LED lights illuminates your porch with cool white light. The circuit is too simple and energy saving design. Its current consumption is practica....
Ultraviolet light source UV-80 for PCB exposure
One of more advanced PCB manufacturing methods is exposing laminate copper boards covered by photo resistive layer through mask. Using UV light in manufacturing...
Ultra Bright LED Lamp
This ultra-bright white LED lamp works on 230V AC with minimal power consumption. It can be used to illuminate VU meters, SWR meters, etc. Ultra-bright LEDs ava...
Touch light dimmer circuit
With IC SLB0586A from Siemens you can build a simple touch light dimmer circuit that will allow you to adjust the lamp intensity. Together with a TIC206D....
Touch-Controlled Lamp Dimmer
This is a three-modes lamp dimmer circuit with touch control. This circuit can be used to control a lamp in 3 operation modes: dim, off, and bright. A NE555 ....
Soft Light Dimmer
This is circuit of soft light dimmer. This circuit uses the IGBT STGP10N50A and the TS555 timer as main components. Here is the circuit: The timer is....
Simple Logarithmic LED Bar Display Using AN6884 IC
AN6884 is a logarithmic scale LED bar display driver. AN6884 accept wide range of supply voltage, ranging from 3.5V to 16V. This VU (voltage unit) bar display....
Resonant Mode LED Driver
This is Resonant Mode LED Driver circuit. This circuit is used to give a constant DC current through a string of a given number of LEDs. This circuit uses....
Quartz Controlled Bedroom Light Switch
Here is an ultra simple automatic light switch circuit for bedrooms. After construction,connect the input terminals of this circuit in parallel to the inte....
Powering LED from Single AA Cell
The benefit of LED is longer lifetime than incandescent lamp, and even higher efficiency in latest LED technology. LED is also very compact, but unfortunately....
Powering Eight LEDs using TPS61042 Current LED Driver
The herein schematic diagrams TPS61042 Current LED driver powering 8 LEDs with 81% efficiency at 3.6V/18.6mA. TPS61042 used to be applied in applications such W...
Pathway Lighting with LEDs
Simple pathway lighting that would provide illumination for the path at night. Extension for the Solar garden Light. The torroid is bifilar wound. The Torr....
New RGB Backlighting System for Liquid Crystal Display
utilize RGB LED lightsources, an optical sensor and feedback controller. The aim of using optical feedback is a color stability over temperature, maintaining co...
Neon Desklamp
This circuit will power a 6 inch 4 Watt fluorescent tube off a 12 volt supply, consuming 300 mA....
Light turning bike using IC LM3909
Usual already a bicycle has will no Light turning. If want to turn a car may be born dangerous can go up. Because of a car that drive to follow come to don`t kn...
Light Sensitive Staircase Switch with Triac
Light Sensitive Staircase Switch with Triac , Operation of the third circuit is much similar except that it has photo sensitivity. The circuit is shown in Schem...