Posted by Mark F. on May 07, 2002 at 21:29:08:
In Reply to: Re: Re: Yamaha Euph. 5th valve rotor compensator posted by NPr on May 07, 2002 at 21:21:21:
I disagree. If just adding valves made a horn compensating, then every 4 valve instrument could and should be sold as a "compensating" horn.