This integrating circuit multiplies the time that can be obtained with a 555 timer. We find it in an Electronic Design from the 90s. The circuit uses components that are still common today.
This circuit provides an output voltage when the input voltage is in the range between V1 and V2...
This circuit was found in a 1967 translation, but it can be easily assembled, as most components can be...
This low Power simple amplifier is intended to the use with high impedance phones. The circuit is...