Now showing circuits 1-20 of 88. Sort by



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  

Class AB Amplifier

Class AB Amplifier PUBLIC

Class AB Amplifier

by mk5734 | updated July 24, 2018


Instrumentation amp and DRL

Instrumentation amp and DRL PUBLIC

Instrumentation amplifier and driven-right-leg feedback circuit for biosignal recording.

by stephenr | updated April 10, 2018

amplifier   feedback   instrumentation-amplifier  

Op-amp non-inverting amplifier

Op-amp non-inverting amplifier PUBLIC

Two resistors plus an op-amp form a gain-of-10 amplifier.

by CircuitLab | updated June 08, 2017

amplifier   op-amp  

Op-amp inverting amplifier

Op-amp inverting amplifier PUBLIC

Two resistors plus an op-amp form a gain-of-10 (inverted) amplifier.

by CircuitLab | updated June 08, 2017

amplifier   op-amp  

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 Cascoded Active-load Differential Amplifier with CMFB

BJT Cascoded Active-load Differential Amplifier with CMFB PUBLIC

10 BJTs and an op-amp provide a gain of almost +70dB and about 16kHz bandwidth. A cascoded active load provides high-impedance load for the emitter-coupled pair.

by CircuitLab | updated June 07, 2017

amplifier   analog   bjt   cascode   feedback  

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  




by oscartwinb | updated March 25, 2017

amplifier   logic-gate   low-pass   schmitt-trigger  



by temz.alex | updated August 22, 2016

amplifier   audio  

Circuits 1 Project

Circuits 1 Project PUBLIC

project circuit

by comm2861 | updated April 11, 2016



amplificador PUBLIC

by mtalvaro | updated January 10, 2016


Figura # 1 Practica 3

Figura # 1 Practica 3 PUBLIC

by amerejil | updated November 17, 2015



corriente PUBLIC

Differential amplifier with 100V/V gain. Created with only BJT transistors

by juanbn1503 | updated October 28, 2015

amplifier   bjt   differential  

Differential Pair

Differential Pair PUBLIC

BJT differential amplifier with a current source for polarization

by juanbn1503 | updated October 28, 2015

amplifier   bj   constant-current-source   differential  

Amplificador emisor comun

Amplificador emisor comun PUBLIC

by juanbn1503 | updated August 26, 2015


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  

Intrumentation & Calibration Lab Project

Intrumentation & Calibration Lab Project PUBLIC

by circuitsuser | updated March 26, 2015

amplifier   buffer-op-amp   calibration   circuit   difference-amplifier   instrumentation-amplifier   op-amp   project   strain-gage   wheatstone-bridge  

Transistor Amp (current limited)

Transistor Amp (current limited) PUBLIC

by mad_scientist_kyouma | updated November 24, 2014

amplifier   bias-point   common-emitter   transistor  

More tags

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CircuitLab is an in-browser schematic capture and circuit simulation software tool to help you rapidly design and analyze analog and digital electronics systems.