This circuit was found in a 70s documentation. The transistor is from that time. L1 has 4 turns of wire 20 in the form of 3/32 inches and L1 has 10 turns of the same wire,
The circuit of the figure serves the same purpose as the previous one (CB5057E), but has a...
In the figure below we have a typical circuit for applying a current sensor that can be used in...
The figure shows a way to apply gain control to the LM3600 OTA. The circuit is from a Radio...