[Amps] Re: AB1 v. AB2

[nagato@arnet.com.ar (Guillermo)]

>In the case of most circuits, the AB1 amps are AC coupled and the AB2 amps are
>DC coupled to the grids - which permits current to flow. This is especially
>clear  in audio applications...

 Which may be the reason for this?. Practical?.

>
**  with AC coupling, grid-current flows into the grid bias supply.

Anyway, with AC coupling it must have a DC return somewhere.

Best regards
Guillermo - LU8EYW.