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Make a Bluetooth speaker

I’m using BK8000L Bluetooth module (SBC audio decoding performance) and as amplifier the PAM8403  board. (but you can use any other amplifier for example from you old PC speaker) Problem with feedback and noise If  we want to power the…

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Troubleshooting and repairs

On the following sites you will find repair and operating instructions for repairing and maintaining your devices. Also you can free download all these users guide! These materials are for personal use only. Manuals for repair of mobile phone https://www.manuals.co.uk/telephone/mobile-phones…

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LDR Sensor with Arduino

The LDR Sensor also know as the Photo-resistor is basically a simple sensor that its resistance value changes with light. (resistance will lower with more light.) The LDR isn’t very precise, so you can not get a LUX reading but it…

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