This sensitive touch key appears on this website from other sources. This version was taken from a 90s American documentation. The source must not be of transformerless type.
This circuit can be used with transmitters in the 3 to 30 MHz frequency range also functioning as a...
The circuit in the figure is suggested by Linear Technologies (www.linear.com) and consists of a...
To divide by an odd number‘ means not only the need for flip-flops, but some additional logic too. The...