Central Pacific Railroad Photographic History Museum
Are there standard pitches for air horns? If so, what are they? If not, what pitches are generally used? Do most horns have two pitches? At what intervals? ...
—Max Zimmer
posted from CPRR Discussion Group at 6:45 PM
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1 Comments:
From: Barnes, Paul
Subject: Horn pitches
The pitches for the K5LA horn are D#-F#-G#-B#(same as C natural)-D#. This was the 'standard' horn used by Chessie System (among other roads) on many of their diesels. I understand Chessie also adopted this chord for the whistle used on ex-C&O 614 which powered their later steam specials ...
—Paul Barnes
[from the R&LHS Newsgroup.]
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