Check out this crazy internal baffle structure of this cool Fostex FE206En Back-Loaded Horn Loudspeaker. Â “The back-loaded or rear-loaded horn loudspeaker system is like bass-reflex and double bass-reflex speaker types in that the sound radiated from the back of speaker transducer is utilized to enhance the bass response. The difference however is that back-loaded horn (BLH) speaker enclosures make among the most efficient use of the back wave from
This Etch a Sketch Clock is a great use of an old toy! “I use an Arduino driving two very cheap darlington stepper drivers with 64:1 internally reduced steppers for the drawing. For the rotation I’m using an Easy-Driver driving a Nema 17 stepper. I also have a DS1307RTC real time clock installed so it always knows the time. Setting the time is a one-off via USB connected to
Kevin Mitnick has had a long life of ups and downs. He was hunted and jailed by the FBI for his hacking antics. Up until recently I would have considered him to be a trusted white hat hacker. His Mitnick Security company specialized in Pen testing. Now Kevin will be selling Zero-Day Exploits. This is a sad day. The video below covers much of the Kevin story.\ “Late last
