One of the issues you’ll quickly run into as you tackle more and more complex projects in your electronics hobby is the need to run things at different speeds. As time is the essence of digital logic – in fact, logic itself relies on having discrete periods of time in which to switch bits between […]
I built an Arduino real time frequency analyzer with a microcontroller which doubles as a Christmas light controller. You can take line in from any source (and depending on the input voltage) in one of 8 audible octaves and activate a relay providing AC power to a plug to light up a strand of Christmas […]
Not all of us have surplus money stacked up under our mattresses. But it isn’t very hard to believe that after careful budgeting and hard work we can put away some money for the future. When we finally get to this point some of us see many opportunities and are unsure of what to do with our money. Personal investing can be a very opportunistic option and can pay off greatly if money is put in the right places. We strive to put away money for investing, and then have no idea of what investment opportunities are available and which are the most advantageous. It is important to research different roads we can take before we get to them.