I second Twl's protractor and 4yanx's scale.
I prefer a small straight level to a round one. You can check levelness (leveltude?) between any two points, like any two feet of the TT. You can also spin the level 180 degrees to make sure it's accurate. Can't do that with a round one.
Read the FAQ's on Vinyl Asylum for a complete education on TT/arm/cartridge setup.
http://www.audioasylum.com
I prefer a small straight level to a round one. You can check levelness (leveltude?) between any two points, like any two feet of the TT. You can also spin the level 180 degrees to make sure it's accurate. Can't do that with a round one.
Read the FAQ's on Vinyl Asylum for a complete education on TT/arm/cartridge setup.
http://www.audioasylum.com