Bu elektronik devre bir polis sirene benzer ses üretir. Oku

Car Subwoofer Driver Oku

LM317 Power Supply Circuit

The output is adjustable between 1.25 and 13.5 Volts with a maximum current limit of 1.5 Amps. The LM317K regulator is internally protected from current and thermal overloads. A heat sink will be required for most applications however. Oku

Bu elektronik devre şeması;
1,5 ile 35 Volt 1 amper olarak gerilim sağlayan dc güç kaynağı devresi. Oku

This circuit measures the distance covered during a walk. Hardware is located in a small box slipped in pants’ pocket and the display is conceived in the following manner: the leftmost display D2 (the most significant digit) shows 0 to 9 Km. and its dot is always on to separate Km. from hm. The rightmost display D1 (the least significant digit) shows hundreds meters and its dot illuminates after every 50 meters of walking. Oku