"amplifier"-tagged Public Circuits

OP-Amp Overload PUBLIC

Op-Amp demonstration circuit with sine wave input.

by TeslaTwig | updated November 27, 2012

amplifier   op-amp  

Inverting OpAmp Circuit PUBLIC

An inverting op-amp circuit with a gain of 10.

by juchong | updated November 06, 2012

amplifier   lm741   negative-supply   op-amp  

Simple_BJT_amplifier PUBLIC

by Circuit_Sandbox | updated September 26, 2012

amplifier   bjt   dc  

300W MONO Amplifier PUBLIC

300W Mono Amplifier - TDA7294

by ciscosoft | updated September 09, 2012

amplifier  

Discrete Class D (nonworking) PUBLIC

Fully discrete Class D amplifier. Copy of the UM10155.

by darkamikaze | updated August 27, 2012

amplifier   class-d   discrete   fully-discrete   non-working   um10155  

cap_loaded_opamp_01 PUBLIC

An simple example of compensating a capacitively loaded opamp. Simulate > Time Domain > Run Time-Domain Simulation.

by signality | updated August 23, 2012

amplifier   compensation   op-amp   stability  

CMoy Pocket Amplifier PUBLIC

Small audio amplifier. Power supply with left and right channel amps.

by beausef | updated August 17, 2012

amplifier   audio   op-amp  

simple class d amp 01 PUBLIC

A very quick and dirty Class D amp demo

by signality | updated August 07, 2012

amplifier   class-d   pwm  

Amplificador de 100W integrado PUBLIC

by Reiki | updated July 30, 2012

amplifier   integrator  

Inverting Amplifier using OpAmp PUBLIC

Just a simple inverting amplifier using OpAmp !!

by au_kishore | updated July 18, 2012

amplifier   opamp  

Auido Amp Driven From Phototransistor Example PUBLIC

This is an example of an audio amplifier meant to let you "hear" when there is light present.

by hevans | updated June 13, 2012

amplifier   audio   high-pass   low-pass  

Logarithmic amplifier PUBLIC

Standard log-amp design. Modified so both negative and positive signals will be processed.

by anubi | updated June 02, 2012

amplifier   analog   level-shift   op-amp  

Differential FET-BJT Amplifier PUBLIC

Stripped down version of "Geophone amplifier".

by anubi | updated May 20, 2012

amplifier   audio   bias-point   bjt   jfet   level-shift  

differential FET/BJT amp 2 PUBLIC

Differential FET input, single supply, referenced to ground. V6 or R13 sets bias point. Differential in. Differential out. Note Q1, Q2 feed back through Q5E to improve CMRR and stabilize bias over...

by anubi | updated May 20, 2012

amplifier   audio   bjt   differential   jfet  

Geophone Amplifier PUBLIC

Single-supply voltage. High-impedance differential input referenced to ground. Low impedance differential line-driver output. This circuit would not converge with old JFET model. CircuitLab fixed the...

by anubi | updated May 19, 2012

amplifier   audio   bjt   differential   jfet   level-shift   startup  

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  

Single Transformer Pre-Amp PUBLIC

by AMZ | updated May 15, 2012

amplifier   audio  

Quasi NMOS PUBLIC

The Quasi NMOS 350 Audio Power Amplifier was designed in the mid-2000's by a wonderful Australian fellow known on the Internet as Quasi. Quasi dragged a 1960's quasi-complementary output circuit...

by TAJ | updated April 07, 2012

amplifier   audio   mosfet  

Op Amp Inverting Amplifier PUBLIC

by rhermosillo | updated April 04, 2012

amplifier   inverting   op-amp  

Op Amp Inverting Summing Amplifier PUBLIC

by rhermosillo | updated April 04, 2012

amplifier   inverting   op-amp   summing