5 running light circuit diagram
#LED
#running light
#sequential lighting
#flasher circuit
#555 timer
#decade counter
#CD4017
#visual effect
#display circuit
#DIY electronics
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Door Bell Chime Project
Construct a doorbell chime using a 555 timer integrated circuit, a speaker, five resistors, four electrolytic capacitors, one ceramic capacitor, three diodes, a pushbutton switch, and a 9V battery as the power supply.
The circuit design for the doorbell chime utilizes...
LED dimmer circuit
A user is new to the forum and has limited experience in DIY electronics. The current project involves creating a battery-powered LED dimmer circuit.
The objective of the project is to design a battery-operated LED dimmer circuit that allows for adjustable...
10 led simple roulette wheel circuit
A simple circuit for a 10 LED roulette wheel is presented. Pressing the button initiates the LEDs in a rotational sequence that starts at full speed and gradually decelerates until it halts at a randomly selected LED. The randomness of...
Ultrasonic Dog Repeller Circuit
This ultrasonic dog repeller circuit is designed to deter aggressive dogs. It is constructed using the well-known 555 timer circuit, a buzzer, and a small ferrite transformer.
The ultrasonic dog repeller circuit operates by emitting high-frequency sound waves that are unpleasant...
The use of low frequency oscillation base 555 circuit made flashing light circuit Circuit II
The circuit utilizes a 555 timer as the central component of a flashing light circuit. In normal operation, the light-emitting diodes (LEDs) VD1 and VD2 alternate flashing. The circuit comprises the NE555 timer, resistors R1 and R2, and capacitor C1,...
Crank Doorbell Circuit Schematic
An interesting hobby circuit of a crank doorbell. The circuit is built around a 555 timer and a musical piezo buzzer. It operates using a 9-volt battery supply; a single 9-volt PP3/6F22 compact battery is sufficient to power the entire...
555 high performance photovoltaic street a control circuit diagram
The optical control circuitry for high-performance street lighting is depicted in the figure. The circuit comprises a photoelectric conversion element, specifically a Light Dependent Resistor (LDR), a comparator circuit using an integrated circuit (IC1) which is a 555 timer, a...
Led Christmas Tree Light Flasher Circuit
Three individual flashing circuits utilizing an LM3909 LED flasher/oscillator IC create the illusion of a pseudo-random firing order. The capacitors CX1, CX2, and CX3 control the blink rate, which ranges from 0.3 to 0.8 seconds. The wide tolerance range of...
KIT CAR Lights circuit
This custom mod gives your computer the personality of KITT, the computerized car from Knight Rider TV fame. The project is a light display which imitates the dot in KITT's hood. It looks like the scanning eye of the car's...