Horn and Whistle Forum International

I know if you put less pressure into a graham white clapper, it goes from the louder tone with the clapper reset sound, to the rapid fire hits with no reset sound. I noticed some clappers that have the clapper reset sound are much slower than others, does anybody know why this happens?

Saw a Video on some air raid sirens on Catalina island, and wondered if there is more sirens than the 1 confirmed model 7 in Avalon. I visited two harbors and saw a smaller siren that looked like a model A, But i'm not sure. I doubt this will get any replies, but it is worth a shot. https://www.goog...

I looked at my local foghorn at the end of a pier, and didn't see any air hose. looked somewhat like a siren. Are most foghorns electric now?

Great photo of comparing the p and k bells.

Can the two tones be sounded at the same time if the valve shown above isn't being used?

I am not sure what the official rules are, but it mostly depends on the engineer and the locomotive. For example, on the GE C44-9W, the bell turns on whenever the horn is honked, so an engineer that doesn't like the bell will most likely keep the bell on in a patch of grade crossings, or when the ho...

Kahlenberg has the "K-25" horn on their website. No credit was given to Nathan. Thoughts?

https://www.kahlenberg.com/k-25-industr ... -horn.html

Nathan_P5A wrote: ↑Fri Oct 02, 2020 12:43 am The P7 horn was designed and built by Ed Kaspriske. He was a founding member of the hobby but has since passed on. This horn now resides in the Eric Miller Collection.

I hope to make one. I know it's going to be expensive but i'm going to try.

This might be my favorite runby of a K5LA. Great echoes as well.

Exactly what the title says.