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 » Microphone Preamplifiers

Microphone Preamplifiers

Simple Condenser Mic Preamplifier Circuit using 2N3904

Last Updated on: March 23, 2023 by Apichet Garaipoom
Simple condenser MIC preamplifier circuit

This is simple condenser mic preamp circuit using 2N3904, The mic bring to change the sound to electrical signals. it is simple circuit and use 9V battery Read more

Categories Preamplifiers, Amplifiers Tags 2N3904, Condenser microphone, Microphone Preamplifiers 6 Comments

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

TL084 circuits JFET Input Op-amp datasheet

Last Updated on: August 8, 2022 by Apichet Garaipoom
Low-Z impedance Dynamic Microphone Preamplifier using TL084

TL084: low noise OP-AMP in cheap. Use JFET input. Why popular in audio & a lot of circuits: wide bandwidths and fast slew rates. Example: Read more

Categories Preamplifiers, Amplifiers, Basic Electronics Tags Microphone Preamplifiers 3 Comments

3 Low noise microphone preamplifier circuit using NE5532 LF356

Last Updated on: July 21, 2020 by Apichet Garaipoom
balance Pre microphone amplifier circuit

This is Low noise microphone preamplifier circuit using IC-NE5532, M5218P. Simple circuits but high quality balance-Unbalance Input for dynamic microphone Read more

Categories Amplifiers Tags Low noise circuit, Microphone Preamplifiers 5 Comments

Transistors Dynamic Microphone Preamplifier Circuit with PCB

Last Updated on: April 15, 2022 by Apichet Garaipoom
Transistors Dynamic Microphone Preamplifier Circuit with PCB

The Dynamic Microphone Preamplifier circuit. So low noise signal,use three transistor (2SC945, or 2C1815 or 2SC828) is transistor amplifier with a low noise […] Read more

Categories Amplifiers Tags Microphone Preamplifiers 11 Comments
Older posts
Page1 Page2 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