Tag Archive:188bet服务官网diy projects

Smartphone controlled LED pyramid using ESP-12F

I always had this crazy idea of making a 3D object using PCBs.188bet服务官网Yes, the very same Printed Circuit Board that we use in various projects.All it takes is being good at designing PCBs and lot of creativity.In…
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Digital code lock circuit without using Microcontroller

Password based locking mechanism is a very popular method for safety of our prized possessions.Now with the rapid growth of technology, our locking systems are also modernized.New, better and more functioning Digital code lock have taken the place…
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Battery powered auto backup circuit

Backup power supplies have become a necessity these days since we cannot afford interruption in our routine.You might have seen pretty sophisticated version of this Backup circuit in Office, hospitals and sometimes at residential areas.Leaving the sophisticated backup…
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2 channel Audio Equalizer circuit

Equalization is a technique that is widely used in studios for sound productions and recording.Using Audio Equalizer we can control different frequency bands from an audio spectrum using linear filters.Simply put using equalizer you can adjust which frequency…
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