This circuit was found in a Signetics documentation from the 1980s. Next to the figure are the waveforms of the generated signals. The transistor admits equivalent.
This circuit for analog video signals was found in a 90s 303 Circuits. The used digital switch is...
Operating in the FM range, this is one of the many versions of FM transmitter that the reader can...
This circuit was found in a 1987 magazine. It measures monitors the heartbeat through electrodes. The...