https://www.diyaudio.com/community/attachments/jfetpower1-gif.55235/
https://www.passdiy.com/project/amplifiers/zen-variations-9
https://www.passdiy.com/project/amplifiers/zen-variations-8
https://www.diyaudio.com/community/threads/using-lu1014d-in-parallel-for-a-power-amp-stage.396077/