This wide-range radiation monitor was found in a 1980s documentation. The circuit uses a diode as a sensor and is quite critical requiring shielding shown in dashes to prevent snoring due to gain.
This high quality audio preamplifier uses three bipolar transistor and is powered from 24 V...
This turntable amplifier can be used for media recovery by turning it into digital form, for...
This is a single IC voltage regulator that can acts in the range from 1.2 to 20 V. Output currewnt is up to...