This 10.7 MHz sweep generator circuit is suitable for applications in the analysis of FM devices with the oscilloscope. The circuit is from American documentation from the 80s.
The figure shows how to implement an alarm buzzer in an LM3914 to warn about crossing the scale...
This circuit can act as a shield being controlled by a microcontroller by pin 1 or 2. The...
This circuit was obtained from a 1980's QST magazine. The circuit can generate 1 to 15 MHz signals...