Bass treble circuit diagram: This is a Bass treble circuit diagram. I always need this circuit to make an amplifier. if we want to make a good-quality of sound then we need this circuit. every amplifier makes a raw sound. amplifier only makes the sound lower to higher. like small …

12-volt amplifier circuit diagram using LA4440: This is a 12-volt amplifier circuit diagram using LA4440. it’s a simple circuit diagram. it’s a stereo amplifier. but now it’s a mono amplifier in bridge mode. in stereo mode, it’s 6+6=12 watts. but in bridge mode 19 watts. we can use 12 volts …

Motor forward and reverse circuit: Sometimes we need a circuit to make the motor move forward and reverse. here in this circuit, we can see the simple circuit. only used a 6-pin switch. this switch changes the voltage only. this circuit changes the voltage only. positive to negative and negative …

Simple amplifier circuit diagram: This is a Simple amplifier circuit diagram. here used 2 transistors. 2n3055 is an NPN transistor. and Mj2955 is a PNP transistor. both are metal transistors. we also can use another transistor here. Like 2sc5200 or 2sa1943. or C5198 and A1941 also can use here. we …

Speaker protection circuit diagram: This is a Speaker protection circuit diagram for our amplifier. this circuit can save our speaker from unwanted burning. Maximum original amplifier got this circuit with amplifier section or power section. but when we make an amplifier using a local circuit, we have to use this …

How to make 12 volts: How to make 12 volts for the preamplifier. this voltage we need for making an amplifier. the positive negative and ground voltage needs for making an amplifier. class AB, class H amplifier needs dual voltage. when we need 12-0-12 voltage. normally we use 7812 and …

Amplifier circuit diagram using TDA7377: TDA7377 is a class-AB audio amplifier. it’s a radio car audio amplifier. normally it’s used in cars. it’s 12 voltage 30+30 watts stereo audio circuit diagram. it’s a dual channel with 60 watts. 30 watts for the left side and another 30 watts for the …

JBL Bluetooth Party Speaker PartyBox 300: JBL Bluetooth Party Speaker PartyBox 300 is one of the best quality speakers for a small party. it’s a rechargeable portable soundbox. size is 31 x 32 x 69 cm. Its sound quality is the best with vivid light effects. It has a rechargeable …

Koleer Portable Bluetooth Speaker: Koleer Portable Bluetooth Speaker is one of the best Bluetooth speakers at a low price. It was around 10 Doller only. model is M10125452. we can use USB, TF card, Bluetooth, and also auxiliary input from others.  Power output:- 5W Frequency response:- 70Hz-18k Distortion:- <1% w1KHz …

how to calculate the transformer wire gauge? how to calculate the transformer wire gauge? transformer winding has rules. we can get the watts according to the core area. like the core area is 20 then 20×20=400. 20 core area can make 400 watts. if the core area is 50 then. …