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Audio

Top Articles

  1. The Secret Knock Detector Project DerStrom8
    [B]Introduction and Overview[/B] The Secret Knock Detector project is a variation of Steve
  2. Audio Isolation With Standard Optical Isolator crutschow
    Current Drive Improves Standard Optical Isolator Linarity For AC Audio Frequency Applications
  3. Audio-Taper Response From Modified Linear Potentiometer crutschow
    Simple Modification Allows Linear Potentiometer to Generate A Quasi Audio-Taper Logarithmic Response
  4. Toy Organ ElectroMaster
    This circuit produces a tone according to the button being pressed.
  5. Dual-Mode Microphone Pre-Amplifier alec_t
    This is a microphone pre-amp which I designed for use with a SoundBlaster(TM) AWE 64 Value sound c
  6. 20 Watt Power Amplifier ElectroMaster
    This IC chip was designed specifically for use in power boosting applications in automobiles. It is
  7. Simple Audio Signal Injector carbonzit
    Here's a signal injector for those of us like me who don't have a bench full of nice test equipment
  1. crutschow

    Audio Isolation With Standard Optical Isolator

    Current Drive Improves Standard Optical Isolator Linarity For AC Audio Frequency Applications
    0/5, 0 votes
    Updated:
    Jun 10, 2015
  2. crutschow

    Audio-Taper Response From Modified Linear Potentiometer

    Simple Modification Allows Linear Potentiometer to Generate A Quasi Audio-Taper Logarithmic Response
    0/5, 0 votes
    Updated:
    Jun 9, 2015
  3. DerStrom8

    The Secret Knock Detector Project

    [B]Introduction and Overview[/B] The Secret Knock Detector project is a variation of Steve
    5/5, 1 vote
    Updated:
    Jan 17, 2013
  4. ElectroMaster

    Toy Organ

    This circuit produces a tone according to the button being pressed.
    0/5, 0 votes
    Updated:
    Sep 18, 2013
  5. alec_t

    Dual-Mode Microphone Pre-Amplifier

    This is a microphone pre-amp which I designed for use with a SoundBlaster(TM) AWE 64 Value sound c
    0/5, 0 votes
    Updated:
    Dec 17, 2011
  6. ElectroMaster

    20 Watt Power Amplifier

    This IC chip was designed specifically for use in power boosting applications in automobiles. It is
    4/5, 1 vote
    Updated:
    Sep 22, 2011
  7. carbonzit

    Simple Audio Signal Injector

    Here's a signal injector for those of us like me who don't have a bench full of nice test equipment
    4/5, 1 vote
    Updated:
    Jul 4, 2011
  8. 3lectrix

    Police Siren (NE555)

    Here is the circuit diagram of a police siren based on NE55 timer IC. The circuit uses two NE555 ti
    0/5, 0 votes
    Updated:
    Jun 16, 2011
  9. ElectroMaster

    Voice Scrambler

    With this circuit you can modify how your voice sounds by changing the pitch of your voice. This ci
    4/5, 2 votes
    Updated:
    Jan 12, 2011
  10. Iceman_Chris

    FM Transmitters

    I have quite a few so I decided to post many FM transmitter schematics.
    4/5, 1 vote
    Updated:
    Oct 29, 2010
  11. Wasp

    Simple Telephone Central Project

    This simple telephone switching system is designed by Dr. Mustafa Kemal PEKER for training purpose
    5/5, 1 vote
    Updated:
    Sep 4, 2010
  12. ElectroMaster

    Audio Perimeter Monitor

    Using a single cable such as speaker wire or doorbell cable, this circuit can be remotely positione
    0/5, 0 votes
    Updated:
    Jul 6, 2010
  13. ElectroMaster

    Audio Notch Filter

    At first glance this circuit looks fairly complex, but when broken down,can be divided into high pa
    0/5, 0 votes
    Updated:
    Jul 6, 2010
  14. ElectroMaster

    FM Transmitter (#1)

    This circuit is a simple two transistor (2N2222) FM transmitter. No license is required for this tr
    0/5, 0 votes
    Updated:
    Jul 6, 2010
  15. zachtheterrible

    Night Buzzer

    If you want revenge that won’t kill someone, just make them go insane, have I got the thing for y
    0/5, 0 votes
    Updated:
    Jul 6, 2010
  16. ElectroMaster

    1.5 Volt Tracking Transmitter

    The current draw for this tracker is 3.7mA, so the 1.5V button cell will last awhile. What the heck
    0/5, 0 votes
    Updated:
    Jul 6, 2010
  17. transistor495

    AM Radio Receiver

    Here's a very simple AM Radio circuit I've designed couple of years ago. Don't know whether anybody
    0/5, 0 votes
    Updated:
    Jul 6, 2010
  18. ElectroMaster

    FM Transmitter (#2)

    The FM Room Bug is a neat project that can be built for under $10. It is an electronic transmitter
    0/5, 0 votes
    Updated:
    Jul 6, 2010