| Although you can buy a professional stage tuner for your guitar, designing and building your own device is a lot more satisfying. At first I...
Emile van de Logt (3)
| An LED VU meter is an excellent tool for keeping a close eye on the magnitude of audio voltages and so help prevent an input from being over...
| Texas Instruments supplies handy USB evaluation sticks with related software for its low-cost MSP430 controllers. Unfortunately the I/O faci...