Electronics Help Care electronics circuit diagram

how to make a soundbox at home: We are going to make a mega bass soundbox at home. If you want to make mega bass you also can make your soundbox like that. this is a two-way bass-reflected soundbox. we used one 15-inch speaker on Twitter. we don’t use any …

2n3055 amplifier circuit diagram 200 watts. This is a 2n3055 amplifier circuit diagram 200 watts. here used PNP and NPN transistors 2n3055 and mj2955. both are metal transistors. Complementary Silicon Power Transistors. this transistor is a 15-ampere power transistor with supplementary silicon 60 volts, 115 watts. here in this amplifier …

Amplifier circuit diagram stk4111: This is the diagram stk4111. It’s a stereo amplifier circuit diagram. The voltage should be Ac 15-0-15 voltage. Dc 18-0-18 voltage. 3 amperes. It’s a 10+10 Watts amplifier. par channel 10 watts. Right channel 10 watts and Left channel 10 watts. here we can get this …

how to make amplifier using stk4101: This is an stk4101. It’s run with 12-0-12 Ac. and dc 15-0-15 voltage. normally we can use DC 12-0-12 voltage and 3 amperes. It’s a 6+6 watts amplifier circuit diagram. It’s a dual-channel amplifier circuit diagram. The right channel is 6 watts. and the …

how to make 2.1 home theater: Normally we use this circuit in a computer soundbox. here used TDA2030 ic. one is for the bass speaker. another 2 is for a surround speaker. one for the right speaker and another for the left speaker. for this circuit need 12-0-12 to 18-0-18 …

stk amplifier circuit diagram stk401-110: This is stk 4191 amplifier circuit diagram stk401-110. here used stk 401-110 ic. this is 70+70 watts amplifier.So 70+70=140 Watts amplifier. for getting 140 watts we have to use 150 watts transformer. If we use 25-0-25 volt so 25+25=50 volt. we know voltage X ampere= …

how to make a subwoofer circuit.  how to make a subwoofer circuit. for the subwoofer, we can use this pre-amplifier. the low pass filter only allows low-frequency signals from 0Hz to its cut-off frequency. this is the diagram. Here we can see its momo low pass filter. using stereo sound …

How to connect the volt meter: How to connect the volt meter. we can measure voltage and ampere. this meter can run 5-25 voltages. we can see it has 2 types of wire. two-socket has in this meter. 1st socket has 3 wires. Red, black, and yellow. The red and …

How to make a voltage regulator using IRF540N: How to make voltage regulator using IRF540N. IRF540N. This transistor can take 33Amperes and  100Voltage. 0.040 Ohm, N-channel Power MOSFET. This is only DC voltage Regulator. we can control 0 voltage to 100 voltage. But here in this video, I use 35 …

how to make amplifier 4.1 amplifiers: how to make an amplifier 4.1 amplifier. this diagram we can use as a car amplifier, or also we can use in the home, this is home theater amplifier also. here in this circuit diagram can make 200 watts. par speaker 50 watts. 50+50+50+50=200 …