The British Steelies Society

i recentley aquired one of the above, i think im gonna have to replace the vol+tone pots? vol goes from off to on full, no in between and the tone does work? kinda...so wanted to replace with a pot capable of good boowah...been reading on the usa forum...
http://bb.steelguitarforum.com/viewtopic.php?t=236218

does anyone have experience or have suggestions? replies in english please cheers terry

Lovely boomwah here just after a minute then again about 30 seconds later...



Does it crackle at all in between or is the volume all or nothing at the minute?