A PWM-controlled regulator, this time using a logic gate IC, op-amp, and resistors and capacitors to buffer the PWM signal.

The electronics I used in this project consist of: 1 Mono Audio Jack (1/4") 1 Piezoelectric Transducer 1 Potentiometer (must use one with a 5 Meg Ohm rating or better) Other parts and tools ...

Discover the secrets behind creating stunning handcrafted jewelry through the brass casting process. This video takes you behind the scenes as raw brass is transformed into beautiful, unique ...

LED Dimmer Circuit and Working The circuit diagram of the LED strip dimmer and call bell, as shown in Fig. 2, is built around a 230V AC primary to 15V, 500mA secondary transformer (X1), a bridge ...

4-foot (1.2-meter) length of ½-inch PVC pipe PVC shears (or hacksaw) Electric band saw (or hacksaw) Eight 1/2-in PVC 90-degree elbows Hammer Seven finishing nails, each 1 ½ in (3 cm) long 15-in ...

Connect an led with a 1k-ohm resistor to the 5V output terminal of the power supply and a small DC motor to the variable output terminal. Switch on the mains supply and you will see that the led will ...

A sawtooth waveform is a type of linear, non-sinusoidal waveform with a triangular shape in which the rise time and fall time are different. A pure triangular waveform is also linear and ...

The AD5293 Digital Potentiometer is an SPI, 10-bit, 100K-ohm device. The device operates with a digital logic power source of 2.7v to 5.5v and a dual analog power source of +/-9v to +/-16.5v. The ...

The outcome of this effort is the Parasound Halo JC 3+. Naturally, the JC 3+ features independent variable MC load fine adjustment capability for each channel from 50-550 ohms using these special ...