This conventional filter circuit is from American documentation from the 1990s. The operational amplifier admits an equivalent and the power supply must be symmetrical.
This circuit was found in Motorola's 1967 documentation. The circuit makes use of power...
This circuit for light data transmission (visible or IR) has a maximum speed of 1 Mbps and can be...
This circuit has a 2 V full scale using a 4-and-a-half-digit A / D converter. The circuit is...