![calibration - How to reduce +/- 5 degree temp swings of hotend (after PID tuning) - 3D Printing Stack Exchange calibration - How to reduce +/- 5 degree temp swings of hotend (after PID tuning) - 3D Printing Stack Exchange](https://i.stack.imgur.com/I3HxO.png)
calibration - How to reduce +/- 5 degree temp swings of hotend (after PID tuning) - 3D Printing Stack Exchange
![Hot end heating issues. Tried PID tuning at multiple temperatures. Printer is from 2016, old i3 pro b (geetech) prusa knockoff. A student in our ab lab is trying to get this Hot end heating issues. Tried PID tuning at multiple temperatures. Printer is from 2016, old i3 pro b (geetech) prusa knockoff. A student in our ab lab is trying to get this](https://i.redd.it/20ek70v81wr71.jpg)
Hot end heating issues. Tried PID tuning at multiple temperatures. Printer is from 2016, old i3 pro b (geetech) prusa knockoff. A student in our ab lab is trying to get this
![What can cause a "Thermal Runaway Issue" on a pretty much stock Anet A8? I did a PID tuning with the current setup and tested some fan configurations. In a test I What can cause a "Thermal Runaway Issue" on a pretty much stock Anet A8? I did a PID tuning with the current setup and tested some fan configurations. In a test I](https://preview.redd.it/lun84rxxuc051.png?auto=webp&s=a40a4a99831559d04a5ae0bc61e1c6d79972618b)