This circuit for musical instruments was found in a 90’s Elektor. The circuit still applies, as the components used can still be obtained with some ease.
In this circuit, from a documentation from the 70's, we have the way to control the active cycle of...
This triac phase control circuit uses an integrated circuit not very common today. We found this...
The components of this circuit are exchanged for modern equivalent such as 470 K for the pot and...