40 Watt Audio Amplifier Circuit makes small sound signal big so sound come out loud from speaker. We can hear music or audio more loud with this. Main part is TDA2040 IC which is used in this easy circuit. This IC is single chip in pentawatt case and works as class AB audio amplifier. Circuit […]
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Simple 5W Audio Power Amplifier Circuit
In this post for Simple 5W Audio Power Amplifier Circuit IC LM384 is strong amplifier chip used in basic electronics. Chip has fixed volume gain of 34 dB to make it cheap. Mic can connect easy to ground that make chip special. If chip get too hot it reduce power by itself. It also handle […]
Simple Machine Gun Sound Generator Circuit using IC 555
This project for Simple Machine Gun Sound Generator Circuit using IC 555 which makes circuit like machine gun sound, short and fast bursts. 555 chip give quick electric pulses and controls the sound timing. Pulses turn into sound and make “rat-a-tat-tat” noise. Want loud sound? Easy! Add amplifier and make sound big and strong. Circuit […]
Simple Light Dependent Screamer Circuit
Fun small and Simple Light Dependent Screamer Circuit make sound change with light. It uses LDR like a special resistor which changes with light. More light like sound gets louder or higher. It is called the light dependent screamer. Circuit Working: Parts List: Component Type Value Quantity Resistor 1k 1/4 watt 1 Light Dependent Resistor […]
Simple Toy Organ Circuit using IC 555
This is small and Simple Toy Organ Circuit using IC 555. It make sound like music when we press a switch. We used IC 555 in astable mode. When press the different switch it give different sound. This circuit is easy to make and good for beginner. With no need of many parts it is […]
Intercom Circuit
Intercom Circuit is like smart walkie talkie for home use. No need of button it work hands-free with electronics. We talk in mic and it changes voice to electric signal. Amplifier make signal strong. One part stop our own speaker sound, so there is no echo or noise. Same signal goes to other unit and […]