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Harmonic/entonation problem with Bach Hagmann 42

Posted: Sat Feb 18, 2023 4:21 pm
by Kinny
Hello everyone,

I have a Bach 42 trombone with a Hagmann valve and I have noticed a problem with the B flat harmonic. This issue is reflected in the tuning and color of that particular harmonic.

I am wondering if anyone on the forum has experienced a similar problem and if they know if there is any solution for this. Any information or suggestion would be greatly appreciated.

Thank you in advance for your help!

Re: Harmonic/entonation problem with Bach Hagmann 42

Posted: Sat Feb 18, 2023 6:07 pm
by Doug Elliott
It would help to say which Bb you're talking about.

Re: Harmonic/entonation problem with Bach Hagmann 42

Posted: Sat Feb 18, 2023 6:20 pm
by hornbuilder
Can you post a video showing the issue?

Re: Harmonic/entonation problem with Bach Hagmann 42

Posted: Sun Feb 19, 2023 2:40 am
by Kinny
Doug Elliott wrote: Sat Feb 18, 2023 6:07 pm It would help to say which Bb you're talking about.
I am talking about the Bb tune note. The 4th harmonic.

Re: Harmonic/entonation problem with Bach Hagmann 42

Posted: Sun Feb 19, 2023 3:53 pm
by tbonesullivan
Is the problem with that specific note, or with that entire harmonic on the horn? What exactly is it doing? Out of tune? Sounding Airy?

Re: Harmonic/entonation problem with Bach Hagmann 42

Posted: Wed Feb 22, 2023 8:18 am
by etbone
Seeing by the number of views. lots of interest. The Bach 42AF(Hagmann) I've played for 3 years, one of my favorite horns. Very open, every even, from open to f-attachment.

There are two versions, of the Hagmann, depending on the age of the horn.

Just need more info, on this horn. Age, bought new or used, mouthpiece, etc.