Hi,
first all no have experience on 40.2 but have C7 and now M30.1.
Me also Pass lover and own several amp/pre including INT-150.
in my experience move to tube amp bring more plus/magic to the midrange what harbeth famous for !
when switching to SS to tube I can clearly find that SS win in bass control /quality but I’m fans of female singer so that not I’m after or looking for .
also note that harbeth love power so my tube amp have 80w ,never try tube amp below 50w.
hope this help.
first all no have experience on 40.2 but have C7 and now M30.1.
Me also Pass lover and own several amp/pre including INT-150.
in my experience move to tube amp bring more plus/magic to the midrange what harbeth famous for !
when switching to SS to tube I can clearly find that SS win in bass control /quality but I’m fans of female singer so that not I’m after or looking for .
also note that harbeth love power so my tube amp have 80w ,never try tube amp below 50w.
hope this help.