The operational amplifier and the sensor used in this National Semiconductor circuit are not common today, but the configuration can be adapted to use current components.
The circuit shown in the figure presents a 18 dB attenuation for frequencies below the cut. The...
The CMOS 4046 integrated circuit is not very common today, consisting of a very efficient PLL for...
In the figure we have a constant current source for Shape Memory Alloy in wires or Alloy with...