TubaForum.net

Someone had posted all of the tubing lengths for each valve for each key of tuba a while back. I can't seem to find it. Would someone be able to send me a link to that or post it here? Thanks

I'm on my phone but it's available as an excel file on Art Hovey's site. Search Art Hovey tuba logic.

Tuba Length Approximations

F - 12’/144” (3658 mm)
1 - 17.8” (452 mm) x8.1
2 - 8.45” (215 mm) x17.05
3 - 26.23” (666 mm) x5.49
4 - 46.15” (1172 mm) x3.12
5 - 24.20” (615 mm) x5.95
6 - 11.50” (292 mm) x12.52

CC - 16’/192” (4877 mm)
1 - 23.70” (602 mm) x8.1
2 - 11.26” (286 mm) x17.05
3 - 34.96” (888 mm) x5.49
4 - 61.62" (1563 mm) x3.12
5 - 32.28” (820 mm) x5.95
6 - 15.34“ (390 mm) x12.52

________________________________________

Eb - 13.5’
1 - 20"
2 - 9 1/2"
3 - 29 1/2"
4 - 52"
5 - 26.66” (flat whole step)

BBb - 18’
1 - 26.66"
2 - 12.66"
3 - 39.32"
4 - 69.32"

GG - 21’9.5”/261.5” (6642 mm)
1 - 32.28” (820 mm)
2 - 15.34“ (390 mm)

http://galvanizedjazz.com/tuba.html

Thanks @the elephant