Рет қаралды 104,682
Take two - first upload had out of sync audio. Sorry!
I've acquired a valve trombone with Vienna valves, also known as pumpenvalves. I've taken this opportunity to talk at length about the vienna valve, how it is assembled, and how it compares various piston valves.
Support the creation of new content: / trenthamiltonnz
Donate: trent.nz/donate...
Send me stuff!
POBox 5107
Wellington 6140
New Zealand
Subscribe here: www.youtube.com...
Join me on Facebook: / trenthamiltonnz
Join me on Twitter: / trenthamiltonnz