This sequential tone generator circuit was found in the July 1980 issue of Radio Electronics magazine. It uses well-known integrated circuits. The tones are generated by programming resistors.
The circuit shown in the figure is based on the ST Microelectronics TDEO0160 (www.st.com) and...
The circuit illustrated in the figure can be used to detect earthquakes or vibrations of...
January 2017 - Texas Instruments is making available through Mouser Electronics the new Buck...