July 2014

Mini FM Transmitter

  If you are looking to get into the spy game have a look at your first gadget you need here, it is a Mini FM Transmitter. “It transmits FM waves so you could easily receive the signals on your mobile phone, radios, etc. As the name and the picture indicates it is very small and is approximately the size of a 9v battery clip. With this FM transmitter you

Richard Turere Invents Livestock Protection Device

   13 year old Richard Turere lives in Kenya. Livestock is very important in their community, however lion are very smart and often kill their animals. The lions wait till everyone goes to bed before attacking. The first attempt at outsmarting the lions was to build scarecrows but the lions soon realized that since they were not moving around that there were not real people and didn’t pose and danger.

Blackstar Hexcopter

  If you are getting into quad and hexcopters have a look at this one that Atarix777 demonstrates. He has built it in a way to keep the cost down without sacrificing performance. It has a total weight of 2.3KG so it sure isn’t a compact unit! It is an FPV system which allows the user to view the image of the on-board GoPro. Check out the 11 minute mark

Fletcher Destroyer Transmitter

  JLTSoft demonstrates how his Fletcher Destroyer Custom Transmitter works. Instead of just making a remote that would directly command the servos and motors as fast as they can be the transmitter is designed to reproduce the actual delays that would be present in the real ship. There is an Arduino that controls the transmitter and the audio clips are stored on an SD card.  

Maker Camp Season 2014

     Check out Maker Camp 2014, a great way for kids to have some fun building projects. Check out the guest Buzz Aldrin who was a guest in the video below. There are some audio issues that make the video a bit hard to watch but if you can get over that it is worth it. “About Maker Camp Maker Camp is a free summer camp for building, tinkering

OpenCdNC - CNC Project Made from CD Rom Drives

  Using more thumb drives than CD-Rom drives these days? If you have a pile of them in the closet you might want to blow off the dust and give the OpenCdNC a try. It is a CNC Project Made from CD Rom Drives! The accuracy looks great. Thanks for sending this in Leonardo. “Hardware 1x Microchip PIC16F628A 3x Easy Driver v4.4 Step Motor Driver 1x PL2303HX USB-Serial TTL Converter

PIC32 Oscilloscope

    Bruce Land sent in a tip that can help you save ADC data from a PIC 32 really fast. This can come in handy when you are doing things like reading in analog data for something like an Oscilloscope. “Bruce Land wrote: Turns out that the DMA channels on a PIC32 can move data from the ADC using the ADC done interrupt flag, but without wasting time in