This small signal amplifier circuit was found in Motorola's 1969 documentation. The FET and the transistor can be of any type and is battery powered since the consumption is very low.
This sensor circuit was found in an American 1980s documentation. Modern operational amplifiers can...
June 2017 - Texas Instruments' new TPS61178x synchronized boost converters that already include...
This experimental touch switch uses two general-purpose NPN transistor. The lamp can be replaced...