Category: Uncategorized

DPS 5015 Programmable Switching Power Supply & Enclosure Build

The LM317 Variable Power Supply that I had made previously in 2014 was getting too old and outdated. It was a linear power supply and was very bad in terms of efficiency. The 2N3055 tend to overheat quickly, and it even burned the perfboard that it was mounted on when I was running 2 10W … Continue reading DPS 5015 Programmable Switching Power Supply & Enclosure Build

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Arduino FM Radio

Recently my 5.1 stereo amplifier system went kaput. The speakers and subwoofers are still working, but the DVD/FM/AUX amplifier kept failing to output sound. It has served its job well over its expected life. So I am going to make an arduino - controlled FM radio with an integrated amplifier for the speakers. Plans: For … Continue reading Arduino FM Radio