JFET + MOSFET = Well Sounding Headphones

[lineup]

should be 900mVpp, of course 😀

 

[lineup]

I post the schematic once again for discussion.
What is missing is a decoupling of the power supply to the input stage.
As is now it will have very poor PSRR.
The recommended supply is a LM317 regulator at 15 Volt.

 

[rongon]

What is missing is a decoupling of the power supply to the input stage.

Like this?

Or like this?

 

[Julian RO]

Both options are valid.
Two capacitors are ok.

 

[bordodynov]

See