Alternating flasher
No description available.
LED flasher with two transistors
This circuit will flash a bright LED 5000mcd as an intention getting device or fake car alarm. More: Component values are not critical and different transistors may be used.
This circuit functions as a visual alert system by utilizing a high-brightness...
Single-lamp-flasher
The flash rate is controlled by a complementary multivibrator consisting of an NPN and a PNP transistor.
The complementary multivibrator circuit is a fundamental electronic configuration used to generate square wave signals, which can be employed for various applications including flashing...
20 & 30 Segment LED Voltmeters
The circuit can be easily configured for full-scale voltages of either 20 or 200 volts by utilizing a suitable potentiometer on the input. It is critical not to exceed 30 volts at pin 5 of the LM3914. A 20 kΩ...
Light that screen!
The circuit is quite simple and can be utilized as an introductory hardware modification for the NXT platform. A white LED (D1) is powered through a 150-ohm resistor (R1) using the 4.3V power supply from the NXT. The forward voltage...
15V LED Power Supply
This circuit illustrates a 1.5V LED power supply circuit diagram. Features include the requirement of a step-up transformer (40:60) for easy provision. Components include an integrated circuit (IC).
The described circuit functions as a power supply specifically designed for driving LEDs...
LED Boost converter Joule Thief circuit
Previously, a boost circuit was tested that enables the powering of a 3 V LED using a discharged battery (approximately 1 V or lower). This circuit consists of a single transistor, one resistor, and a small transformer with a 1:1...
1.5V LED FLasher Using 3 Transistors
To make an LED function, a voltage source is required that exceeds the LED's forward bias voltage, which is typically greater than 1.5V (approximately 2V for red LEDs).
To effectively operate an LED, it is essential to provide a voltage source...
LED signal amplifying circuit diagram
The circuit diagram illustrates the LED signal amplification.
The LED signal amplification circuit is designed to enhance the output signal from an LED, allowing it to drive larger loads or to be interfaced with other electronic components effectively. The primary components...
NightRydazz
The device is designed to be mounted on the back wheel of a bicycle. It operates using a lithium-ion battery, allowing it to function independently while being attached to the spokes of the rear wheel. All components, with the exception...