Originally Posted by
pgarrish
I doubt two alps would do much if anything. You'd be better buying a stepped attenuator. No idea if the Vale things on ebay are any good, but a DACT switch is miles better than an Alps blue - I have a similar box to yours only mine is even uglier... and the move to the DACT was significant, much more so than fancy shunt resistors, plugs, wire etc. I'd be tempted to install a common earthing point and run a dedicated earth from the alps and the switch to it (star earth) but you look to have done a nicer job than I did between the plugs and the earthing in a passive is vital.