Dual LED Flasher circuit using PNP transistors
This is many LED flasher circuit and with PCB layout using transistors astable multi vibrator as low frequency oscillator below more...[...]
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December 20, 2018
Include: LED running lights • LED flashers
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Blinking 2 LED circuit using NPN transistors
I like Blinking 2 LED circuit using NPN transistors. We normally see it in a lot of circuit as oscillators and LED flahser.
December 1, 2018
Circuit diagram of Power Battery Saver using PWM 555
Power Battery Saver Circuit
This is power battery saver circuit using an IC-555 timer. The lamp is controlled with a PWM mode by adjusting of potentiometer VR1. And, PNP power transistor drives a lamp. Sometimes…
November 5, 2018
Fluorescent driver with 6V, 12V | blinking light
You cannot use fluorescent light bulbs with battery 6V, 12V. But 3 circuits of Fluorescent Driver help you, get ideas projects or learning.
September 23, 2018
Analog VU Meter circuits using transistors, 5 to 20 LED
LED VU meter using transistor is analog circuit to show level of power audio signal. You can build 5 LED to 20 LED display with PCB.
September 18, 2018
Cheap Home disco lights by SCR-IC555-IC4017
This is a cheap home disco lights circuit. Friends like listening to Rock music,would like these circuits. It enhances your music listening more colorful. [...]
August 5, 2018
LED Chaser circuit using 4017 and 555
If you want to build a 10 LED Chaser circuit we suggest this circuit first. It uses popular IC is a simple and affordable IC-4017_decade counter and IC 555 [...]
March 8, 2018