Now showing circuits 1-20 of 24. Sort by

1st Order State Variable Filter

1st Order State Variable Filter PUBLIC

Basic Op-Amp based state-variable filter with cutoff at 1592 Hz, High-Pass and Low-Pass outputs.

by OakBloodThree | updated February 10, 2022

active-filter   building-block   filter   op-amp  

AM radio demodulation

AM radio demodulation PUBLIC

by mk5734 | updated September 21, 2018

active-filter   am-radio   cascaded-filters   full-wave   ham-radio  


Final_Bass PUBLIC

by bgrau | updated December 17, 2016

active-filter   cascaded-filters  


Frecuencímetro PUBLIC

Frecuencímetro diseñado para funcionar en un espectro de 400 a 480 Hz

by juanbn1503 | updated April 18, 2015

active-filter   band-pass   op-amp  

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  

Active Bandpass

Active Bandpass PUBLIC

by philbirch | updated November 14, 2013

active-filter   pass-band  


FB_Tilt_Filter PUBLIC

Tilt Filter presented on my EDN Design Idea (Febr. 2 2012), LINK:

by Francesco_Balena | updated June 19, 2013

active-filter   analog-filter   equalizer   tilt-equalizer   tilt-filter  

audio band pass filter

audio band pass filter PUBLIC

by tehmeme | updated May 31, 2013

active-filter   band-pass   butterworth  

Simple VCF


by acidblue | updated April 22, 2013

active-filter   low-pass  

Active band pass filter based on LM358

Active band pass filter based on LM358 PUBLIC

Active Band Pass Filter using LM 358.

by electronut | updated March 07, 2013

active-filter   band-pass   filter   lm358  

Active Band Pass

Active Band Pass PUBLIC

by stashcraft | updated January 24, 2013

active-filter   filter   op-amp  

Active Bessel Filter

Active Bessel Filter PUBLIC

Second order filter of the Bessel variety.

by stashcraft | updated January 24, 2013

active-filter   filter   op-amp  

Linkwitz transform

Linkwitz transform PUBLIC

Linkwitz transform for EQing speaker drivers

by endolith | updated January 17, 2013

active-filter   audio   frequency-domain   loudspeaker   op-amp  

Active Filter Design w/ Virtual Ground

Active Filter Design w/ Virtual Ground PUBLIC

by will9twl | updated January 03, 2013

active-filter   virtual-ground  

parallel CT

parallel CT PUBLIC

by toto | updated October 18, 2012


EDN Sallen-Key  Sept 4

EDN Sallen-Key Sept 4 PUBLIC

Deliver accurate Sallen-Key high-pass designs with minimal amplifier bandwidth (Part 2 of 2) Michael Steffes - September 3, 2012 Figure 6. Example simulation circuit with Qp = 6.513, Fo =13kHz, K=1,...

by jmayes | updated September 05, 2012

active-filter   edn   sallen-key  

Precision Active Peak Detector

Precision Active Peak Detector PUBLIC

An op-amp plus diode form a "precision" active peak detector, where the op-amp eliminates the diode drop that would otherwise occur with a passive peak detector.

by mrobbins | updated August 03, 2012

active-filter   diode   op-amp   signal  

Op-amp low-pass/high-pass analysis

Op-amp low-pass/high-pass analysis PUBLIC

Understanding op-amp filters with poles and zeros.

by mrobbins | updated July 13, 2012

active-filter   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.