If you have the skills and can get your hands on SMD components, you can assemble this small amplifier. We found it in the Radio Electronics Experimenter special edition from 1990.
We can implement this filter with more modern equivalent operational amplifiers, since the LM110 is...
We found this circuit in a 2005 documentation. The circuit allows the automation of a gate through...
The amplifier presented with the TDA2003 can provide a power of up to 10 W (rms) in a load of 2...