Posted by Mary Ann on November 20, 2000 at 15:04:58:
In Reply to: How about a 3 rotor + 1 thumb rotor 4th? posted by James Soh on November 19, 2000 at 10:22:21:
We (french) hornists have been doing this for quite a while....the thumb operates the change valve on the double horn, and it's set up so that "closing your fist" operates it. Much faster than my pinky would be. The old piston type change valves caused hand problems, though.