How to create a bipolar voltage supply for opamp circuits (german)
In this video I show you how to create a bipolar (+/-) voltage from a 9V battery. A charge pump or a voltage divider with voltage follower are discussed.
opamp Videos (all german):
Part 1:
• Operationsverstärker 2/4: Der gegengekoppe...
Part 2:
• Operationsverstärker 1/4: Grundlagen, der ...
Part 3:
• Operationsverstärker 3/4: Der mitgekoppelt...
Charge pump for LM317 (down to 0V):
• LM317 runter bis 0V mittels Ladungspumpe