BC337

The BC337 is an NPN transistor with a maximum gain of 630, commonly used in low power audio applications. It can also switch loads upto 45V and 800mA hence also used as general purpose transistor.

Main Content

Building the Simplest, Best Sounding, Yet Most Inefficient Audio Amp!

“In this project I will be showing you how to create a class A audio amp. The great thing about such amps is that they only require a few components and sound awesome. On the other hand though, their efficiency …

ESP32 WiFi Remote

“Make a WiFi controlled remote using ESP32 and couple of additional components. Complete how-to guide and a detailed walktrough is available at YouTube.”

Roberts RM33 Raspberry Pi Internet Radio (Yet Another)

“Yes, it is another Raspberry Pi internet radio build and not my first one either. I am not sure why this build is still such a popular one, but I do still enjoy it and cannot say this one will …

Project  Plant’m

Plant’m

“As most do, I love having plants around the house. Unfortunately, they almost always end up dying within a couple of weeks. So when at the end of my first year as a student at MCT at Howest I was …

Logging 2 Electricity Smart Meters Using Arduino Nano Every

“This project describes how to log electricity consumption of 2 different consumer circuits by reading the corresponding 2 smart meters (“eHz”=”elektronische Haushaltszähler”) simultaneously to an SD card. It all started wanting to get a better understanding of electricity consumption …

Awesome Analog Synthesizer Using Only Discrete Components

“Analog synthesizers are very cool, but also quite difficult to make. So I wanted to make one as simple as it can get, so its functioning can be easily understandable. For it to work, you need a few basic sub-circuits …

electrostatiCAT

“Measure electrification when you’re petting your cat. Introduction Some cats tend to be so electrostatic, that I often get shocked when petting them. :) I just wanted to create a funny and rather useless tool, that allowed to measure the …

Transformerless Adjustable Joule Thief

“Did you have problems winding the toroidal transformer of a regular joule thief? If so then this instructable is for you! And if not it is also an interesting circuit to see. In this instructable I will show you how …

Raspberry Pi Piezo Beep Music

“Playing beep music on a Raspberry Pi with a very quick and cheap project. Assemble a few components in ten minutes and be making sounds and playing music with the Raspberry Pi.”