How would you like to have your own slick-looking oscilloscope to tinker with? Well, it’ll cost you upwards of $US1000. Or you could grab the iMSO-104 app/hardware package for just $US300 which, according to its manufacturer, also turns your iOS device into the world’s smallest oscilloscope.
Using a oscilloscope for your projects is often an expensive endeavor. At the low end you are talking several hundred bucks at least—but this DIY version fits in your pocket and only costs $US33.