Content for BC547

Simple VU-Meter Circuit

“I put together this Voltage Unit (VU) meter using LEDs on a breadboard the other day. It only has 4 LEDs, but can easily be expanded to more It’s basically a simple display for showing a value. It’s …

Access Control System - Everything Can Be Configured Via Web

“In this project, make ESP RFID accsess control board with ESP8266 and RC522. Everything Can Be Configured Via Web UI (IoT) Hi everyone in this project we gonna make ESP RFID accsess control board with ESP8266 and RC522. Access control …

Moog Style Synth

“First and foremost, I have to give a massive shout out to Pete McBennett who designed this awesome circuit. When I came across it on YouTube I couldn’t believe the sound that he managed to get out of a …

WiFi Controlled Audio Source Selector Switch (Wi-CASSS)

“This WiFi module makes it convenient for the user to switch between two audio sources without the need to swap and insert the audio cables. Most of the audio devices used even today, widely adopt the 3.5 mm or …

Connect USB Joystick to Commodore C64

“Introduction I own a C64 with Quickshot II Turbo joysticks. Unfortunately the joysticks are worn out. On one, one spring of the micro switch is broken and the micro switches are discrete, which means there is a spring between two …

CBM Tape Pi v1.6.1

“Use a Raspberry Pi as datassette drive with your Commodore 8-bit computer! Features Access Pi’s SD card from your Commodore to: Load PRGs. Save PRGs. Traverse directories. List current directory’s content. Delete files. Simple as possible, easy to …

Home Automation With Infrared and Bluetooth Controlled Relay Module

“In this home automation project, I have shown how we can control light, fan and other home appliances from our smartphone app and IR remote using the Arduino control relay module circuit. This Arduino controlled Smart relay circuit has two …

FM Music Transmitter

“If you want your tiny FM transmitter circuit to transmit music instead of spying or eavesdropping, you would probably find the following design interesting. The proposed FM transmitter will allow combining a stereo input simultaneously from the source so that …

How to Make LED Chaser Using NE555 IC BC547

“Today I am going to make an LED Chaser circuit using NE555 IC and BC547 Transistor.This LED Chaser is different from other LED Chasers circuit. Let’s get started,”

How to Make Best LED Chaser Circuit Without IC

“Today I am going to make an LED Chaser circuit without using IC.This circuit is amazing and I will make this circuit using BC547 Transistor.This is Best LED Chaser circuit.”