Fisher Space Expander?

[joeq]

Originally Posted by Justin Q

So i got my buddy (an electrical engineer that works for the navy) to recap my unit. He also put in new connectors and a power cable (which is now grounded to the chasis). Unfortunately it has the same hiss. Any other ideas?

Replace the tubes?

Also I wonder you consider significant hiss?

I mean, hiss is part of What You Get with old boxes like this - part of the Charm. Are you sure this amount of hiss you are hearing is 'abnormal' for cheap piece of crap of this vintage?