Skip to content
ElecCircuit.com
  • Categories
    • Amplifiers
      • Preamplifiers
    • Power supply
      • Variable Supply
      • Switching Mode
      • Inverters
      • Battery Chargers
      • DC converters
    • Digitals & Microcontrollers
    • Controls & Timers
      • Motor Controller
    • Lightings
    • RF – Radio Circuits
    • Meters & Detectors
    • Sound Generator
    • Oscillator circuits
    • 555 Timer
    • Basic Electronics
  • Circuits
  • Amplifiers
  • Supplies
  • Projects
  • Learning
  • ABOUT
    • About us
    • Support us

:: Home » Amplifiers » Page 4

Amplifiers

Cheap & Small hearing aids circuit project

Last Updated on: April 15, 2022 by Apichet Garaipoom
Small hearing aids circuit project

Imagine your dad is old. Sure, he hears anything weak sound.

How do you do?

You are an electronics inventor, right?

Yes, you can try to make a tool. To help him back to listen to great music again.

This project is small, use only one 1.5V battery. Using normally components you can buy in stores near you. Read more

Categories Amplifiers Tags Tested, Microphone Preamplifiers 59 Comments

HA13001 – 40 watts Audio Car Amplifier Circuit with PCB

Last Updated on: March 23, 2023 by Apichet Garaipoom
40 watts Audio Car-amplifier using ha13001

This is Mini 40 watt audio car amplifier circuit using HA13001 on BCL system, so small and easy with PCB layout and can all 12V-14V power supply Read more

Categories Amplifiers Tags Amplifier ICs, Bridge amplifiers, Car amplifiers 5 Comments

LM3875 Gainclone Amplifier circuit | Stereo 56W

Last Updated on: February 8, 2023 by Apichet Garaipoom

This is gainclone amplifier circuit, project as stereo 40W-56 watt main amplifer use LM3875. It easy to build by 2 ICs ,more a few parts ,without any set…[…] Read more

Categories Amplifiers Tags Amplifier ICs, High End Audio Amplifiers 5 Comments

LM1875 Datasheet 30W HIFi audio amplifier circuit

Last Updated on: July 14, 2022 by Apichet Garaipoom
25W HI-FI power amplifier using LM1875

Here is a LM1875 datasheet, used for a 20W audio amplifier on Class AB type. Voltage Gain is 90dB. Low Harmonic Distortion Noise is 0.015%, 1KHz, 8 ohms […] Read more

Categories Amplifiers Tags High End Audio Amplifiers 2 Comments

TDA2050 amplifier stereo 35W-75W

Last Updated on: July 9, 2021 by Apichet Garaipoom
TDA2050 amplifier stereo 35W-75W

If you want build hi-fi power amplifier about 30watt to 50Watt or 75 watt. Recommend use TDA2050 below, builds by the integrated circuit and PCB layout.[…] Read more

Categories Amplifiers Tags OCL Power Amplifiers, Amplifier ICs 38 Comments
Older posts
Newer posts
← Previous Page1 Page2 Page3 Page4 Page5 Page6 Page7 … Page19 Next →

Categories

  • Amplifiers (94)
    • Preamplifiers (20)
  • Power supply (86)
    • Variable Supply (20)
    • Switching Mode (15)
  • Inverters (14)
  • Battery Chargers (13)
  • DC converters (18)
  • Digitals & Microcontrollers (35)
  • Controls & Timers (55)
    • Motor Controller (7)
  • Lightings (30)
  • RF – Radio Circuits (24)
  • Meters & Detectors (59)
  • Oscillator circuits (38)
  • 555 Timer (21)
  • Basic Electronics (64)
  • Alternative Education (2)
  • Recycling electronics (8)

Recent Posts

  • Let’s learn how Cell Phone Charger circuit work March 21, 2023
  • Recycling free white SMD LED from e-waste March 11, 2023
  • 5-minutes Power Off Delay Timer Circuit March 5, 2023
  • 5 Simple emergency light circuit | Many ideas February 6, 2023
  • Order Solderable Breadboard PCBs from PCBway.com January 12, 2023

Recents Comments

  • Apichet Garaipoom on 5-minutes Power Off Delay Timer Circuit
  • Apichet Garaipoom on LM317 Regulated Power Supply Voltage Select to 1.5V,3V,4.5V,5V,6V,9V 1.5A
  • Violette on Simple Condenser Mic Preamplifier Circuit using 2N3904
  • Apichet Garaipoom on 3 step down 12v to 9v converter circuits
  • Apichet Garaipoom on Ni-MH battery charger using LM317T
PCB Prototype the Easy Way Full feature custom PCB prototype service.
About | Contact | Privacy policy | SEARCH

Copyright © 2023 · ElecCircuit - All Rights Reserved