This is the DIY amplifier diagram using the STK4191 IC. This IC can make 70w+70w audio output using 35-0-35 voltage and 3 amperes. It’s a stereo audio amplifier. In this circuit, we can use stk41 series. stk4121,stk4122,stk4141,stk4152,stk4191. But the voltage should be different. 25-0-25 voltage to 45-0-45 voltage, it depends …
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Amplifier Diagram circuit using STK4231: This is the Amplifier Diagram circuit using STK4231. This amplifier makes 100watts+100watts audio output. STK4231+STK4211+STK4221 all IC diagrams are the same. Only the output watts are different. like stk 4141 series. Here needs dual voltage. We can use 15-0-15 voltage to 45-0-45 voltage depend on …
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Amplifier circuit using STK4152: This is an amplifier circuit using stk4152 IC. This board can make 25w+25w. We can use 20-0-20 voltage to 35-0-35 voltage. It’s a stereo audio amplifier circuit board. We can use stk4141 to stk4191 using this same diagram. We know stk board can make a good …
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DIY amplifier circuit using STK4141: This is a DIY amplifier circuit using STK4141. We can get 25-0-25 watts using this diagram. We can use 15-0-15 voltage to a maximum 24-0-24 voltage. The voltage depend with the IC quality. STK is the best sound quality amplifier. Sony Sound are maximum use …
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This is an amplifier circuit using STK035. This diagram can produce a 35W+35W output with an 8-ohm load. It’s a stereo audio circuit diagram. The voltage should be a minimum of 25-0-25 and a maximum of 70-0-70. Dual IC for dual side. Stk4231 Circuit Diagram: This is the Stk4231 Circuit …
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5.1 Amplifier Circuit Diagram: This is a 5.1 amplifier circuit diagram. This board has 6 inputs and 6 outputs: 2 front speakers, 2 surround speakers, and one center speaker. and the Subwoofer. Every channel got 20 watts with 6 ohms. Minimum voltage is 23-0-23 and maximum voltage is 36-0-36. Here …
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Amplifier circuit diagram using ECG1355: This is an amplifier circuit diagram using ECG1355. ECG1355 hybrid power amp module. probably 35 years old IC. This board can make 100 watts. It’s a mono audio board. The stereo needs a dual circuit. Here needs a minimum of 30 volts to 60 volts. …
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Amplifier circuit diagram using STK490-310: This is an amplifier circuit diagram using STK490-310. This board can make 20W+20W to 75W+75W. The voltage is 35-20-0-20-35 to 50-30-0-30-50. STK490-040 TO STK490-110 voltage should be 35-20-0-20-35 volts. and STK490-140 to STK490-340 voltage should be 50-30-0-30-50 volts. We can use STK490-040,STK490-070,STK490-090,STK490-110,STK490-140,STK490-220,STK490-310,STK490-340 ic in this …
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Amplifier circuit diagram using STK4199MK2: This is an amplifier circuit diagram using STK4199MK2. It’s a 2.1 audio circuit. It has 3 inputs and 3 outputs. Left speaker + Right speaker and the Subwoofer output. Voltage needs 55-35-0-35-55. Positive voltage high and low. negative voltage, high, and low. This diagram has …
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DIY amplifier circuit diagram using STK4148: This is a DIY amplifier circuit diagram using STK4148. Hybrid-IC STK4048V. This is a mono power amp. The circuit output power is 150 watts. We can use a minimum 40-0-40 voltage to 87-0-87 voltage. To make stereo, we have to use the dual board. …
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Electronics Help Care Amplifier circuit diagram