This signal multiplexer circuit for early low-frequency oscilloscopes was found in the May 1977 issue of Radio Electronics magazine. The circuit requires a symmetrical source.
In the circuit in the figure, we have the production of rectangular signals with frequencies of up...
This circuit is from a 1977 National Semiconductor integrated circuits manual. The circuit admits...
This circuit was found in the October 1994 issue of Electronics Now magazine. The 40446 IC is a...