Now showing circuits 1-12 of 12. Sort by

Mechanical spring dashpot Laplace model

Mechanical spring dashpot Laplace model PUBLIC

CircuitLab can be used to model some mechanical systems as well.

by CircuitLab | updated August 17, 2020

feedback   laplace   mechanical  

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  

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  

Simple LED circuit

Simple LED circuit PUBLIC

i have prepared this circuit to asuure the simplicity of LED circuits

by Abdul-rauf | updated January 22, 2013

feedback  

Robox's Multi-AC source - Loop gain / return ratio

Robox's Multi-AC source - Loop gain / return ratio PUBLIC

CircuitLab can calculate "return ratio" or "loop gain" to show when a dependent source can create an unstable system.

by mrobbins | updated December 20, 2012

feedback  

Robox's Multi-AC Source Question

Robox's Multi-AC Source Question PUBLIC

CircuitLab supports multiple AC input sources for frequency domain analysis.

by mrobbins | updated December 20, 2012

feedback  

Close loop servomotor

Close loop servomotor PUBLIC

A simple self close loop servomotor, for Rc model or headlight range adjustment or other simple application. You can use the L2722 (power operational amplifier) for drive load up to 1A of power...

by AndreaNew | updated October 04, 2012

cloose-loop   comparator   feedback   op-amp   positioning   rc   servo   servo-motor  

Trouble2

Trouble2 PUBLIC

This is a subset of "Trouble 1". This is the core voltage gain and DC bias feedback which would exhibit convergence difficulty on the old FET model. CircuitLab has fixed the model. This circuit now...

by anubi | updated May 18, 2012

amplifier   bjt   convergence   feedback   initial-conditions   jfet   level-shift   startup  

Sous Vide - Combined Thermal System and Control Loops

Sous Vide - Combined Thermal System and Control Loops PUBLIC

Simulatable combined feedback loops plus thermal model for the NerdKits Sous Vide Controller.

by NerdKits | updated May 14, 2012

block-diagram   feedback   thermal  

Sous Vide - Inner and Outer Feedback Loops

Sous Vide - Inner and Outer Feedback Loops PUBLIC

Block diagram of inner and outer feedback loops for the NerdKits Sous Vide Controller.

by NerdKits | updated May 14, 2012

block-diagram   feedback   thermal  

Sous Vide - Inner Feedback Loop

Sous Vide - Inner Feedback Loop PUBLIC

Block diagram of inner feedback loop for the NerdKits Sous Vide Controller.

by NerdKits | updated May 14, 2012

block-diagram   feedback   thermal  

AC Coupled Op Amp Non-inverting Amplifier

AC Coupled Op Amp Non-inverting Amplifier PUBLIC

by rhermosillo | updated April 04, 2012

ac   amplifier   feedback   non-inverting   op-amp  

More tags

555   7805   ac-to-dc   active-filter   amplifier   analog   and   anode   attenuator   atx   audio   automotive   band-reject   bandgap   behavioral   bias-point   bjt   bode   bridge-rectifier   button   calculator   cascaded-filters   cascode   cathode   cmos   colpitts   compensation   constant-current-source   current-limiting   current-mirror   current-monitor   current-regulator   dac   dc-to-ac   device-modeling   differential   differentiator   digital   diode   divider   emitter-follower   feedback   filter   flyback   flyback-diode   frequency-domain   full-wave   guitar   ham-radio   high-pass   high-speed   high-voltage   hv   hysteresis   ic   ignition-coil   induction   inductive   inductive-load   initial-conditions   instrumentation-amplifier   integrator   inverting   jfet   laplace   led   led-array   level-shift   lighting   lipo   lm317   load-cell   logic-gate   low-pass   mechanical   microcontroller   microphone   mosfet   motor   multivibrator   non-inverting   nonlinear   nor   notch   ohms-law   op-amp   optical   or   oscillator   parallel   passive   passive-filter   pcb-design   phase-shift   photodiode   photoresistor   phototransistor   piezo   plants   potentiometer   power   power-supply   power-supply-unit   preamp   pull-down   pull-up   pwm   rc   relaxation-oscillator   relay   resistor-ladder   resonance   rf   rlc   rom   saturation   schmitt-trigger   sensor   series   servo-motor   signal   spark-plug   stability   stepper   summing   superposition   switching   time-constant   transformer   transistor   translinear   twin-t   voltage-divider   voltage-regulator   waveform-arithmetic   wiring   xnor   xor   zener-diode   zero-voltage-switching  

About CircuitLab

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