Different equalization techniques - yet another topic

[rifmaniac]

Originally Posted by Polorutz

Valsalva is plugging your nose and sending air with your lungs... as if you're exhaling through your nose and then u plug it...

Frenzel uses the tongue as a piston, it moves air in your mouth to equalize.

BTV is the one where you open your tubes

a little detail:
frenzel uses tongue and larynx (moves upwards) as pistons.