This 600 kHz circuit is designed to locate a lost boat anchor. The circuit has a range of up to 10 meters. The transistor admits equivalent.
Although it is a common configuration today, this circuit was taken from an old publication. The...
The CMOS 4046 integrated circuit is not very common today, consisting of a very efficient PLL for...
This 16-bit circuit was found in a 2005 Linear Technology application manual. The circuit uses...