Now showing circuits 1-20 of 48. Sort by

3-Way Passive Crossover

3-Way Passive Crossover PUBLIC

by TheGoatOG420 | updated May 24, 2023

3-way-passive   audio   crossover  

Line level to Mic level converter

Line level to Mic level converter PUBLIC

Convert line level signal to mic input signal level. Level out = V1 * (R2 +R3)/(R1 + R2 + R3). The actual R values are not so important. Important is the ratio between them. Example: 1 volt in and...

by aweijnitz | updated June 13, 2020



FetSwitch PUBLIC

by e3205550 | updated March 05, 2020

audio   jfet  

Signal Mixer

Signal Mixer PUBLIC

by guidanoli | updated July 05, 2019


Class-D Amplifier

Class-D Amplifier PUBLIC

by mk5734 | updated September 05, 2018

amplifier   audio   class-d   op-amp  



by mk5734 | updated July 27, 2018

amplifier   audio   bjt   lm386  

Common-Emitter Amplifier

Common-Emitter Amplifier PUBLIC

by mk5734 | updated July 26, 2018

amplifier   audio   bjt  

JFET-based electret microphone amplifier

JFET-based electret microphone amplifier PUBLIC

Most electret microphone modules today come with a built-in JFET to help provide a low-impedance output and noise resistance, but these must be biased properly.

by CircuitLab | updated June 08, 2017

amplifier   audio   bias-point   jfet  

BJT audio amplifier

BJT audio amplifier PUBLIC

A one-transistor amplifier, intended to amplify audio picked up by a piezoelectric transducer.

by CircuitLab | updated June 07, 2017

amplifier   audio   bjt   filter   frequency-domain   high-pass   low-pass  

Bass frequency response

Bass frequency response PUBLIC

by PBE6 | updated February 14, 2017

audio   bass   frequency-domain   guitar   pickup   rlc  

Bass Boost Feedback Network of CMoyBB

Bass Boost Feedback Network of CMoyBB PUBLIC

Bass Boost Feedback Network of CMoyBB. This is a high-pass shelf filter that is used in the negative feedback loop.

by mnaganov | updated December 04, 2016

audio   filter  

Opamp Differential Output Stage

Opamp Differential Output Stage PUBLIC

Unbalanced to balanced audio output stage. The inductor and capacitors on the output are for RFI protection and should be chassis grounded. Output coupling capacitors are for blocking +48v phantom...

by RitchRock | updated September 22, 2016

audio   balanced   balanced-line-driver   output   output-stage  



by temz.alex | updated August 22, 2016

amplifier   audio  

Easy low-pass filter

Easy low-pass filter PUBLIC

by adismahmutovic | updated October 09, 2015

audio   circuit   low-pass   passive-filter  

Filtro Paso Banda Audio

Filtro Paso Banda Audio PUBLIC

Fitro paso banda audio 300Hz-3000Hz

by qsaldana | updated April 17, 2015

active-filter   audio   band-pass  

Filtro Paso Banda Audio

Filtro Paso Banda Audio PUBLIC

by qsaldana | updated April 17, 2015

active-filter   audio   band-pass  

Filtro de audio de baja frecuencia (LMF)

Filtro de audio de baja frecuencia (LMF) PUBLIC

by qsaldana | updated April 17, 2015

active-filter   amplifier   audio   filter   high-pass   low-pass  

TangentSoft CMoy

TangentSoft CMoy PUBLIC

by TroyDowling | updated March 21, 2014

amplifier   audio   cmoy  

wave folder

wave folder PUBLIC

Ken Stone's 'Simple Wave Folder' circuit.

by alkopop79 | updated January 13, 2014

audio   distortion   processor   signal   synth  



by geedeebee | updated January 09, 2014

audio   guitar   mosfet   stompbox  

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