• Contact
  • Cookie Policy
  • Disclaimer
  • Guest Post
  • Privacy Policy
  • Terms & Conditions

Electronics Help CareElectronics Help Care Amplifier circuit diagram

  • Amplifier
    • Amplifier Diagram
    • How to make an Amplifier?
    • pre-amplifier
    • repair transistor amplifier
    • stk amplifier circuit diagram
  • Inverter
    • how to make inverter
    • Inverter
  • Electronics Project
    • School project
  • Voltage
    • Voltage
    • X-ray machine
  • Transformer
    • making transformer
  • Speaker
    • Sound Box
    • Speaker
  • Science and Technology
    • Science and Technology
    • Review
Breaking News
  • Mini audio amplifier circuit diagram using 2sc5200 and 2sa1943
  • Class d amplifier circuit diagram using IRF250N
  • DIY Inverter circuit diagram 12 volt to 220 volts
  • Best audio equalizer circuit diagram
  • how to design a preamplifier circuit
  • Stereo passive tone control
  • vintage amplifier circuit diagram
  • 200 watts amplifier circuit board using tda7293 or tda7294
  • Transistor amplifier circuit diagram board
  • 2sc5200 and 2sa1943 transistor amplifier circuit diagram

Transistor amplifier circuit using MJE15003 and MJE15004

Electronics Help Care December 9, 2025 Class-H amplifier

Transistor amplifier circuit using MJE15003 and MJE15004 (2)

Transistor amplifier circuit using MJE15003 and MJE15004: This is the Transistor amplifier circuit using MJE15003 and MJE15004 transistors. This circuit can make 300 watts of output using 50-0-50 voltage and 6 amperes. We can use any PNP and NPN transistors. It’s a mono audio board.  The part numbers MJE15004 and …

Read More »
Share
  • Facebook
  • Twitter
  • LinkedIn
  • Pinterest

DIY amplifier circuit diagram using transistor

Electronics Help Care December 8, 2025 Amplifier Diagram

DIY amplifier circuit diagram using transistor

DIY amplifier circuit diagram using transistors: This is the DIY amplifier circuit diagram using transistors. This circuit can deliver up to 300 watts. It’s a mono circuit board. For stereo have to use 2 boards. Here, use PNP and NPN transistors. Any transistor can be used in this circuit. The …

Read More »
Share
  • Facebook
  • Twitter
  • LinkedIn
  • Pinterest

Preamplifier circuit diagram

Electronics Help Care December 7, 2025 pre-amplifier

Preamplifier circuit diagram

This is the Preamplifier circuit diagram for the amplifier. Every amplifier needs a bass tone control circuit. and also a pre-amplifier. This is a mono circuit. A stereo needs a dual circuit. This circuit runs with 12 volts. This circuit can control bass and tone. Here are 3 volumes. one …

Read More »
Share
  • Facebook
  • Twitter
  • LinkedIn
  • Pinterest

20 watts amplifier circuit diagram using TDA2004

Electronics Help Care December 4, 2025 Amplifier Diagram

20 watts amplifier circuit diagram using TDA2004

This is a 20-watt amplifier circuit diagram using the TDA2004 IC. This amplifier can be used in a car. We can use a 12-volt battery to run this board. It’s a mono output board. This IC is stereo, but here the diagram is in bridge mode. The IC is 10 …

Read More »
Share
  • Facebook
  • Twitter
  • LinkedIn
  • Pinterest

Amplifier circuit diagram

Electronics Help Care November 26, 2025 Amplifier Diagram

Amplifier circuit diagram

This is an amplifier circuit diagram using C5198 and A1941. This transistor can make 100 watts of output. We can use a maximum 50-0-50 voltage in this circuit. Here we are using 35-0-35 voltage and 3 amperes. It’s a mono audio board. For stereo, we have to use a dual …

Read More »
Share
  • Facebook
  • Twitter
  • LinkedIn
  • Pinterest

200 watts audio amplifier

Electronics Help Care November 25, 2025 Amplifier Diagram

200 watts audio amplifier

This is a 200-watt audio amplifier circuit diagram. This circuit can make 200 watts. Here we can use a maximum 80-0-80 voltage. We are using here 60-0-60 voltage and 4 amperes. We know voltage X amp = Watts. The sunken transistor is one of the best transistors. Here, use 2sc2922 …

Read More »
Share
  • Facebook
  • Twitter
  • LinkedIn
  • Pinterest

DIY amplifier circuit using MOSFET

Electronics Help Care November 17, 2025 Transistor circuit diagram

DIY amplifier circuit using MOSFET

This is a DIY amplifier circuit using 2 MOSFETs. This circuit diagram can make a maximum of 300 watts using 50-0-50 voltage and 6 amperes. We know that voltage X amperes = watts. It’s a mono circuit diagram. For stereo, we have to use 2 boards. positive, negative, and ground …

Read More »
Share
  • Facebook
  • Twitter
  • LinkedIn
  • Pinterest

Amplificador de 80 watts RMS para el Automóvil

Electronics Help Care November 16, 2025 Amplifier Diagram

Amplificador de 80 watts RMS para el Automóvil

This is an amplifier circuit diagram using the TDA2004 IC. Amplificador de 80 watts RMS para el automóvil.  This circuit can make 25 watts in bridge mode. In stereo mode, it can produce 10+10 watts using 12 volts. Typically, this circuit diagram is used in car audio systems. We can …

Read More »
Share
  • Facebook
  • Twitter
  • LinkedIn
  • Pinterest

mini amplifier circuit diagram

Electronics Help Care October 29, 2025 School project

mini amplifier circuit diagram

This is a mini amplifier circuit diagram. It’s so easy to make. This amplifier for the learning people. It’s a DIY project. Here we can use a maximum 18-0-18 voltage. Here needs dual voltage. 12-0-12 to 18-018 voltage can be used. 30 watts output. How to add an extra transistor: …

Read More »
Share
  • Facebook
  • Twitter
  • LinkedIn
  • Pinterest

500 watts power amplifier circuit

Electronics Help Care October 26, 2025 Amplifier Diagram

500 watts power amplifier circuit

This is a 500-watt power amplifier circuit diagram using Sanken transistors. Four Sanken transistors can produce 500 watts. The most popular transistor is Sanken 2SA1216 / 2SC2922. 2SA1216 is a PNP negative transistor, and 2SC2922 is an NPN positive transistor.  We can use 22-0-22 voltage to a maximum of 35-0-35 …

Read More »
Share
  • Facebook
  • Twitter
  • LinkedIn
  • Pinterest
Page 8 of 67« First...«678910 » 203040...Last »

Categories

  • Amplifier Diagram (319)
  • Bass circuit (2)
  • car audio (5)
  • Class-D Amplifier (12)
  • Class-H amplifier (8)
  • cooking item (1)
  • Electric (1)
  • Electric tools (2)
  • Electronic component (15)
  • Electronics (6)
  • Home theater (4)
  • House wiring (1)
  • How to make an Amplifier? (21)
  • how to make inverter (15)
  • Inverter (12)
  • LCD or LED (8)
  • making transformer (12)
  • Motor (6)
  • pre-amplifier (70)
  • Review (5)
  • School project (18)
  • Science and Technology (2)
  • Sound Box (6)
  • Speaker (9)
  • stk amplifier circuit diagram (26)
  • Tools (1)
  • Transistor circuit diagram (11)
  • Transistors (8)
  • Uncategorized (12)
  • Voltage (48)

Recent Posts

  • Mini audio amplifier circuit diagram using 2sc5200 and 2sa1943 June 27, 2026
  • Class d amplifier circuit diagram using IRF250N June 24, 2026
  • DIY Inverter circuit diagram 12 volt to 220 volts June 18, 2026
  • Best audio equalizer circuit diagram May 24, 2026
  • how to design a preamplifier circuit May 23, 2026
© Copyright 2026, All Rights Reserved

►
Necessary cookies enable essential site features like secure log-ins and consent preference adjustments. They do not store personal data.
None
►
Functional cookies support features like content sharing on social media, collecting feedback, and enabling third-party tools.
None
►
Analytical cookies track visitor interactions, providing insights on metrics like visitor count, bounce rate, and traffic sources.
None
►
Advertisement cookies deliver personalized ads based on your previous visits and analyze the effectiveness of ad campaigns.
None
►
Unclassified cookies are cookies that we are in the process of classifying, together with the providers of individual cookies.
None