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simple sound to light converter schematic – Circuit Schematic
simple sound to light converter schematic
A simple ambit for converting an audio arresting (such as one that comes from the apostle terminals of a CD player). The ambit basically consists of a buffer/am...
motor switch led circuit – Circuit Schematic
motor switch led circuit
The strategy is to get the circuit going in stages, testing each part as you go. Once everything is wired correctly and can be either controlled or read by the ...
Dimming the Nixies – Circuit Schematic
Dimming the Nixies
Fact is that the Nixies need a particular cathode current to entirely light up the cathode at all. If you just reduce the anode voltage the current through the ...
Nixie Clock Project – Circuit Schematic
Nixie Clock Project
Before Light-Emitting Diodes (LEDs) and Liquid Crystal Displays (LCDs) the electronic industry used cold-cathode tubes for displaying numbers, symbols and even ...
Protect LED Driver in Backlit Displays – Circuit Schematic
Protect LED Driver in Backlit Displays
A tiny comparator (MAX9060/MAX9061 or MAX9028) protects the LED driver in a backlit display when you disconnect the LEDs, by generating a shutdown signal that r...
How to Apply Additional PWM Intensity Control to LED Drivers – Circuit Schematic
How to Apply Additional PWM Intensity Control to LED Drivers
Different techniques show how additional PWM (pulse-width modulation) intensity control can be applied to LED (light-emitting diode) drivers.....
LED-Driver Design for Automotive Rear Lighting – Circuit Schematic
LED-Driver Design for Automotive Rear Lighting
Article for an LED driver design for automotive rear lights. Shows how dimming is best achieved with PWM and an LED driver IC that eliminates the need for exter...
Display Backlighting Using High-Brightness LEDs and SEPIC Power Modules – Circuit Schematic
Display Backlighting Using High-Brightness LEDs and SEPIC Power Modules
This application note discussed the use of SEPIC power modules to provide the power needed to drive high-brighness LED arrays. The arrays are used as display ba...
Design of a Nonisolated Flyback LED Driver Reference Schematic – Circuit Schematic
Design of a Nonisolated Flyback LED Driver Reference Schematic
Flyback LED drivers are versatile because they can be used for applications that have input voltages above or below the required output voltages. They lend them...
Lights and Flashers for Night Launches – Circuit Schematic
Lights and Flashers for Night Launches
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Miscelaneous Lamp related stuff/Circuit Diagram of Tridonic Atco Electronic Gear for HQI-TS 70 – Circuit Schematic
Miscelaneous Lamp related stuff/Circuit Diagram of Tridonic Atco Electronic Gear for HQI-TS 70
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Circuits/ELV DC simplest instant start ballast – Circuit Schematic
Circuits/ELV DC simplest instant start ballast
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Lighting Electric Circuits – Circuit Schematic
Lighting Electric Circuits
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LED Lighting – Circuit Schematic
LED Lighting
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technical information for leds – Circuit Schematic
technical information for leds
Colour Temperature is a term used to describe the colour tonality or shade of light. As anyone who has tried to buy a tin of white paint knows well, white is a ...
Dimming Control Circuit for LEDs – Circuit Schematic
Dimming Control Circuit for LEDs
A dimming control circuit generates a dimming control signal for determining brightness of at least one light-emitting diode. The dimming control signal has a p...
Using AC for LED Christmas Lights – Circuit Schematic
Using AC for LED Christmas Lights
This circuit uses low-voltage AC to drive a string of 50 or so bi-color LEDs (two LEDs connected in inverse parallel). Power to the LEDs is controlled by the Tr...
Ultra Bright LED Lamp – Circuit Schematic
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...
Thrifty LED Protector – Circuit Schematic
Thrifty LED Protector
An LED is sure to fail if the current through it is too high. You will soon discover this after you have blown a few up. A simple resistor in series suffices to...
Stroboscope Uses White LEDs – Circuit Schematic
Stroboscope Uses White LEDs
This stroboscope circuit uses 16 high-brightness white LEDs in a torch housing and it provides a signal output to a frequency counter to provide a rev counter d...