Which Final Output module?

[Dud]

on the contrary I think it will have too much punch, you must have an attenuator

Which Final Output module?

The line-in stages in professional gear tend to have a lot of headroom (often +24 dBu, which is over 30 Vpp), and a lot of consumer audio gear has no trouble dealing with hot signals either. So for active audio devices, odds are you can just plug things in directly and attenuate via gain/volume controls (but make sure to dial everything down before plugging things in). I’d be more careful with laptops and headphones, though. For line input, the simplest possible attenuator is just a pot & two j…

with this simple schematic

Glossary (wiki)

Passive Attenuator : [passive attenuator sch]