This circuit provides a reference voltage of 2.5 V adjusted in the trimpot. The transistor can be the BC558 (in the drawing it came out as NPN). The control is done by a rectangular input signal.
The difference in this circuit, found in documentation from the 90s, is the use of a single...
To work with the above circuits, this decoder provides an output of 10. The circuit is from an...
In the figure we have a precision differential amplifier found in the Linear Applications Handbook of...