This circuit covers 400 kHz to 40 MHz in three bands according to the selected coil. The double MOSFET allows equivalent, since the original is not easy to obtain.
With the presented circuit it is possible to measure resistances of many megohms using a low...
Series and parallel regulator (CB8814E) The two voltage regulator configurations are combined in...
This circuit was found in the power semiconductor manual of the 1980s ON Semiconductor. The...