ギズモード・ジャパン

電圧を色でコントロールするDIYシンセ｢Color Control Voltage｣

自由な発想で電子楽器開発に取組むGibran Curtissさんが、Arduino Megaをベースとした、色を音楽に変換するシンセサイザーを開発中です。 その名はCCV、すなわち｢Color Control Voltage｣。 Video: Gibran Curtiss/YouTube 映像はGibran Curtissより。これはクラウドファンディング ...
EDN

Control a Relay with Arduino – Tutorial #5

In this quick Arduino tutorial I will explain how you can control a relay using the Arduino Board, one 1K and one 10K resistors, 1 BC547 transistor, one 6V or 12V relay, one 1N4007 diode and a 12V fan ...
Circuit Digest

How to Build an Automatic Toll Gate System Using Arduino

An automatic toll gate system using Arduino revolutionises traditional toll collection by eliminating manual intervention.
EDN

Control LEDs ON/OFF with IR Remote and Arduino

I made this Arduino project that allows to turn ON and OFF LEDs using a cheap IR remote control as a preparation for the next big step: disassemble my girlfriend’s chinese LED lamp and replace its ...
Electronic Design

Digital Potentiometers Enable Output Voltage Adjustment Of Switched-Mode Supplies

In many system applications, it becomes necessary to adjust a switched-mode power supply (SMPS) output voltage within narrow limits in order to remove tolerances and drops in the power path, verify ...
Electronic Design

Hysteretic-Mode Converters Demystified, Part 2: Voltage and Current Mode Control

The first major performance item to review is large-signal load-transient response performance. Here, a large-signal phrase is used in contrast to a small-signal. A small-signal transient literally ...