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
    • Support us

:: Home » 2N3904

2N3904

Simple Condenser Mic Preamplifier Circuit using 2N3904

Last Updated on: October 24, 2022 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 5 Comments

Very simple amplifier circuit using transistor 2N3904

Last Updated on: June 25, 2022 by Apichet Garaipoom

It is Very simple amplifier circuit using transistor 2N3904 only, low noise than normal IC circuits, low distortion,frequency response: 20 Hz to 20 kHz. Read more

Categories Preamplifiers, Amplifiers Tags 2N3904, NPN transistor circuit 12 Comments

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)
PCB Prototype the Easy Way Full feature custom PCB prototype service.
About | Contact | Privacy policy | SEARCH

Copyright © 2023 · ElecCircuit - All Rights Reserved