Similar to the Radio Microphone, in this post I will show you how to build your very own radio transmitter by replacing the Microphone with a 3.5mm headphone jack. This can be used as a Radio MP3 player for your car, simply plug your phone into the 3.5mm headphone jack then tune your car radio into the same frequency as the modulator and what ever is playing on your phone
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If you have an old ATX power supply lying around the home then you will be pleased to know that you can use it for more than just powering your computer motherboard. A typical one normally outputs +12, +5 and +3.3 volts which is enough to power almost any small home electronic device around the house, for example you can charge your phone, power an LED strip, a car amplifier, car
So after years of good gaming the R2 Trigger button on my Dualshock 3 PS3 controller decided to give in. The button was no longer springing back and as a result once pressed the button would stay engaged making contact and basically making the controller useless, so I decided to open up the controller and found that the coiled up spring had broke. With no money to buy a new
