This circuit is from an 80's documentation. The BC108 can be replaced by the BC548 and the 2N3055 must have a heat sink. The pot is wire wound.
![](/images/stories/cir/225712572023_155157_0001.gif)
This circuit is from an 80's documentation. The BC108 can be replaced by the BC548 and the 2N3055 must have a heat sink. The pot is wire wound.