Articles by Dave Weiner Indexed in reverse chronological order.
Ask Dave: What Can I Do About a Leak?
PUBLISHED: May 6, 2012, Dave WeinerAsk Dave: Where Do I Go to Get a Quality Valve Job?
PUBLISHED: April 28, 2012, Dave WeinerWhat your Horn Says about You When You are Not Around
PUBLISHED: March 31, 2012, Dave WeinerAsk Dave: How do I Re-cork a Mute?
PUBLISHED: March 24, 2012, Dave Weiner 
Mathew asks: What advice or tricks can you provide for re-corking a mute, both successful removal of the old cork and application of the new cork? Dave replies: This is an excellent question that I rarely get to answer, so thank you for the opportunity! I will assume this is a straight mute that has [...]
Ask Dave: How Can I Raise the Conn 8D Thumb Lever?
PUBLISHED: March 17, 2012, Dave Weiner 
Suzanne asks: I have a student with a Conn 8D mechanical Bb valve. Is there any way I can raise this valve? His hands are huge and could use some extra space? Thank you. Dave replies: Conn has made many changes to the thumb lever mechanism over the years. Since its manufacture in Eastlake, Ohio, [...]
Categories: Ask Dave: Can a valve be chrome-plated to decrease “slop”?
PUBLISHED: March 10, 2012, Dave Weiner 
Steve asks: I am a mechanical engineer- I specialize in machine design… close-tolerance design is my specialty. I am looking to buy a used double French horn, but I know that sometimes used means wear… especially on valves. Can a valve be chrome-plated to decrease “slop”? What are normal clearances/tolerances between valve OD and hole [...]
Ask Dave: How can I play high notes without squeezing them out?
PUBLISHED: March 2, 2012, Dave WeinerShane asks: How can I play the high notes without squeezing them out? Dave replies: At first, I was going to overlook this question as a practice question and not an equipment question. Then I thought about it for a bit and decided that there are some equipment related answers. First, and probably most important, [...]
Ask Dave: What Can I Do About a Leak?
Ask Dave: Where Do I Go to Get a Quality Valve Job?
What your Horn Says about You When You are Not Around
Ask Dave: How do I Re-cork a Mute?

Mathew asks: What advice or tricks can you provide for re-corking a mute, both successful removal of the old cork and application of the new cork? Dave replies: This is an excellent question that I rarely get to answer, so thank you for the opportunity! I will assume this is a straight mute that has [...]
Ask Dave: How Can I Raise the Conn 8D Thumb Lever?

Suzanne asks: I have a student with a Conn 8D mechanical Bb valve. Is there any way I can raise this valve? His hands are huge and could use some extra space? Thank you. Dave replies: Conn has made many changes to the thumb lever mechanism over the years. Since its manufacture in Eastlake, Ohio, [...]
Ask Dave: Can a valve be chrome-plated to decrease “slop”?

Steve asks: I am a mechanical engineer- I specialize in machine design… close-tolerance design is my specialty. I am looking to buy a used double French horn, but I know that sometimes used means wear… especially on valves. Can a valve be chrome-plated to decrease “slop”? What are normal clearances/tolerances between valve OD and hole [...]
Ask Dave: How can I play high notes without squeezing them out?
Shane asks: How can I play the high notes without squeezing them out? Dave replies: At first, I was going to overlook this question as a practice question and not an equipment question. Then I thought about it for a bit and decided that there are some equipment related answers. First, and probably most important, [...]






