To design Design Crystal Oscillator Circuit need know some basic things. Use crystal to make steady frequency. Choose right crystal and connect with other parts like resistor and capacitor. Be sure circuit give right signal for our device. Easy steps help us build good working circuit. Circuit Working: Let us learn about this circuit with […]
Simple Over Voltage and Reverse Voltage Protection Circuit
Our device is safe from bad voltage by using this Simple Over Voltage and Reverse Voltage Protection Circuit. This circuit uses P channel MOSFET FQP47P06 which better than only diode. Simple diode can stop reverse voltage but not protect from overvoltage or surge. Here the MOSFET and Zener diode give protection. Circuit Working: Parts List: […]
Tone Controller Circuit using IC TL072 Op-amp
Tone Controller Circuit using IC TL072 Op-amp changes treble and bass sound. It makes sound better and let us control treble and bass. Parts connect in order to cut or boost some sound frequencies. Circuit Working: Parts List: Category Description Quantity Resistors (All resistors are 1/4 watt unless specified) 1k 2 100k 2 10k 2 […]
Car Stereo Amplifier Circuit
Car Stereo Amplifier Circuit with IC TDA7297 is easy to build dual channel amplifier. It works with one 12V power and gives good power to 8 ohm speaker. With 17V it gives more power. Its made for radios and TVs but can be uses for many things. This circuit is good for audio system, midi […]
100 Watt Audio Amplifier Circuit using Transistors
This 100 Watt Audio Amplifier Circuit using Transistors make sound loud. It uses transistors to give 100 Watt power to speaker. Input is small audio signal in which circuit boost and drive big speaker. Circuit is good for music system, home theater and for party sound. Circuit Working: Parts List: Category Description Quantity Resistors (All […]
Simple 5V Audio Amplifier Circuit using IC LM4876
Bridge tied 5V audio amplifier using LM4876 IC. This Simple 5V Audio Amplifier Circuit using IC LM4876 make sound louder and is good for small speaker in portable device. Hard to make small amplifier with low power need. LM4876 chip give 1 watt output and is good for this job. It turn ON/OFF with simple […]