Mirafone 186-4U Compensating or Non-Compensating
Posted: Thu Nov 12, 2015 4:28 pm
Is the Mirafone 186-4U, mine being form 1969, a compensating tuba?
Your Miraphone is non-compensating. All Miraphone 186s are non-compensating regardless of age.
Compensating valve information: http://www.dwerden.com/eu-articles-comp.cfm