Posted by Carl on May 27, 2000 at 15:27:03:
In Reply to: No-dimple piston ports posted by Tubanurse on May 27, 2000 at 11:01:27:
The instrument makers HAVE caught on to this.  At Warren Deck's insistence, 
Gerhard Meinl changed the design of the early 2165 (Deck-o-phone)to use the 
larger "no dimple" valves.  I've played both versions, and there is a difference. 
The Nirschls are also built this way.