TDA7379 amplifier IC or equivalent TDa7377, TDA7375 or ST540, stereo bridge, dual mono, power amplifier circuit diagram and pre amplifier with NE5532. Circuit to be … Read more
The Tone Stack calculator is designed to help you check out the design and response curves of a variety of tone stacks used in popular … Read more
This free op amp filter design program synthesizes both VCVS and MFB low pass, high pass, notch, band pass, and all pass filters. The program … Read more
This is a bass filter, using the OpAmp Ne5532 or another of your choice. The circuit is simple to set up and already has symmetrical … Read more
Stereo preamplifier circuit based on the Integrated Circuit TDA1524A. Contains components for amplification and pre Tone controlling. The signal processing is done by the voltage controlled … Read more
The circuit will serve as a voltage converter with an input voltage of 35 V to produce an output voltage of 1.25 V to 30 … Read more
This simple circuit can be used to boost the signal sources that are not able to excite your amplifier, or from entering your PC, such … Read more
Afroman goes over the basics of how to use an operational amplifier to amplify tiny voltages, and builds a circuit to listen to very faint sounds with a microphone.
For more information about amplifiers, Google “inverting amplifier” “non-inverting amplifier” “instrumentation amplifier” “class A amplifier” “class B amplifier” “class AB amplifier” and that should give you a lot to chew on.
This Application Note (Application Note 31). He has a huge amount of practical circuits using operational amplifiers. They are 33 pages of practical circuits that … Read more
The purpose of this handbook is to provide a single source of information covering the proper design of circuits employing the versatile modem operational amplifier. … Read more