K105 Digital clock with digital gates

A clock plays a central role in our life, we use the time to plan everything that affects our lives, from work to entertainment. In this project we are building another kind of clock, with simple integrated circuits, which will be very useful hanging on a wall of our house or our office. The clock […]

K100 Electronic little heart

The electronic little heart that we present here is a nice construction of visual effects, easy to construct, which can be given as a gift. It consists of 22 bright red LEDs arranged in heart shape, which are flashing in different combinations giving a pleasant visual effect. Description The circuit of our construction is based […]