This is the circuit of a European commercial amplifier. It was published in Radio Electronics magazine in September 1958 and has a power of 5 watts with good sound quality.
The circuit shown in the figure is intended for medical applications where the sector in contact...
This circuit was found in an integrated circuit manual from the 1980s. The circuit can be designed...
This 1969 Electronics World power supply has 5 V to power digital circuits and a 170 V output for...