In the figure we have two circuits of limiters that provide the cut of the negative peaks of a signal. The circuit is from an 80's telecom documentation being adaptable on common receivers.
This circuit is from a Radio Electronics magazine from August 1990. The indicator module is of a...
This flip-flop using two bipolar transistor was found in a publication of the year 1968. The...
This TTL siren is formed by two oscillators using each two Gates of a 7400. Frequency or the...