Tim Jager

06/18/2017

14 Comments

Introduction A majority of function generators are only capable of driving a couple of hundred milliamps, which is fine for most applications. If you want more output current, you can shell out $400 dollars for a professional signal generator...

Boris Cherkasskiy

10/11/2013

5 Comments

Good-old rotary dial phones have been around since forever, and they used to be a part of everyday life, like dragons during medieval period. However, like dragons, suddenly all these marvelous ancient devices just disappeared one day. I was lucky to...