This circuit uses a 555 (according to the diagram) to generate 50 ms tone bursts at a frequency of 1.5 kHz. The circuit is from an 80's Electronic Design.
This control circuit was found in a Radio Electronics from May 1965. The circuit switches a...
National Semiconductor suggests the figure circuit for stabilizing the peak value of an...
This TTL divider divide by 0 to 9 the frequency of a signal applied to its input. Maximum...