The basis of this circuit is the HA2400 released at the time. The circuit is from a Radio Electronics magazine from March 1980. The power supply must be symmetrical at 15 V.
Operating in the FM range, this is one of the many versions of FM transmitter that the reader can...
In the figure we show the typical configuration of a shared line using a twisted pair where the...
We found this circuit in a 1989 publication. Its purpose is to produce noise in the VHF or UHF...