This is mini sound level monitor project. It will display fluctuating light bars as response of audio signal from Electret Microphone. The louder sound that come into this device, the brighter the light bar. This project use alkaline battery as power source.
The ‘brains’ of this project is a LM358 general-purpose op-amp. The front part [...]
This tutorial inspired by serial OLEDS from 4D Systems. Jenny has pulls it together to make you easy learning how to Controlling Images on 4D OLEDS using Arduino. This project uses µOLED-128-GMD. Before you do any coding you can test run to see if the images are on the card properly by loading images [...]
LEDactus is LED display project based on PIC microcontroller 18F1320 that looks like cactus. LEDactus is immobile and attempts to survive by creating a pleasant display. Initial generations create a simple display then attempt to produce more complex and mesmerizing displays. And in the latest generations, a sense of touch is added to allow the [...]
Power Engineering International is the leading magazine for the global electric power generation and transmission industry. It provides articles on new technologies and installations and analysis. Subscribe Power Engineering Magazine for free - limited.
EDN magazine provides how-to solutions for design engineers in the electronics industry. Engineers turn to EDN because they know they will always find valuable design techniques that they can use to do their jobs faster. Subscribe EDN Magazine for free
Oracle Magazine contains technology strategy articles, sample code, tips, Oracle and partner news, how to articles for developers and DBAs, and more. Oracle (NASDAQ: ORCL) is the world's largest enterprise software company. Get it For free
