This circuit was found in a 303 Circuits issue of Elektor magazine from the 1990s. The circuit uses an equivalent operating system. The source is not symmetrical.
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...