![operational amplifier - Why does the output of my astable multivibrator using an op-amp turn into a triangular wave? - Electrical Engineering Stack Exchange operational amplifier - Why does the output of my astable multivibrator using an op-amp turn into a triangular wave? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/qHTRP.png)
operational amplifier - Why does the output of my astable multivibrator using an op-amp turn into a triangular wave? - Electrical Engineering Stack Exchange
![Single supply op amp LM358 astable multivibrator circuit with flashing LED demonstration circuit - YouTube Single supply op amp LM358 astable multivibrator circuit with flashing LED demonstration circuit - YouTube](https://i.ytimg.com/vi/3HQPhXLDW0Y/maxresdefault.jpg)
Single supply op amp LM358 astable multivibrator circuit with flashing LED demonstration circuit - YouTube
![Astable multivibrator using op amp negative feedback circuits under Repository-circuits -43637- : Next.gr Astable multivibrator using op amp negative feedback circuits under Repository-circuits -43637- : Next.gr](http://www.next.gr/uploads/59/9.jpg)
Astable multivibrator using op amp negative feedback circuits under Repository-circuits -43637- : Next.gr
![operational amplifier - Op-amp astable multivibrator with single supply - Electrical Engineering Stack Exchange operational amplifier - Op-amp astable multivibrator with single supply - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/Rj6kj.png)