Fanfares

played at the beginning of each act

(except for Rheingold, which I missed)

I know the quality isn't the best, but I'm using a camcorder, about 50 feet away, with people standing all around me talking.
You'll get the idea. Besides, these guys were in the pit at Bayreuth. Even in mono, they sound good!

Walküre

Act 1
Act 2
Act 3

Siegfried

Act 1
Act 2
Act 3

Götterdämmerung

Act 1
Act 2
Act 3