The Clarinet BBoard
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Author: oian
Date: 2006-09-06 01:51
Attachment: alto.jpg (719k)
I just acquired a Bundy Resonite alto clarinet. I have a question that someone may be able to help me with.
Please see the attached photo for the area in question.
When "B" is pressed "D" opens, when both "A" and "B" are pressed simultaneously "D" opens and "E" opens very slightly. It appears that the adjustment screw "C" determines the opening ratio of "D" and "E" or whether only "E" opens when both keys are pressed. My question? When "B" alone is pressed what should open? When both "A" and "B" are pressed what should open.
Thanks, John
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Author: Merlin
Date: 2006-09-06 04:06
When A and B are pressed, only E should open.
When B only is pressed, only D should open.
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Author: oian
Date: 2006-09-06 15:04
Merlin:
Thanks, That's what I thought. It was just a lucky guess though as I am totally new to the clarinet. It makes sense as the adjustment screw "C" is turned way out and if turned in should produce the desired result.
Looking at the mechanics of the area it just seemed that's what was intended.
I had a friend who plays very well (Bb) and he said that this was the only area he encountered any difficulty in playing the instrument, but wasn't sure of the mechanics but suggested that "D" should not be opening along with "E". Not too bad for a $58 E-Bay instrument (beginners luck!)
Sorry about the A,B,D stuff as I am not familiar with the correct terminology for the various parts.
Thanks again, John
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Author: Don Berger
Date: 2006-09-06 17:11
John - Merlin has it right, your description with the pic was clear to me also, the lower tone hole is to produce a "good" "pinch" mid-staff Bb and the upper is the register vent tone hole, to produce our "12ths" [clarion] . Yours appears to be Selmer's, student cl, version of the Leblanc 1960's development shown in US Patent 3,079,828 [expired] which may be [nearly] the only published description of this good feature, beyond what a good alto/bass cl tech can explain to you. For proper adjustment, unless you are "mechanically skilled", I'd suggest taking it to a knowledgable tech. I play both alto and bass [pro Selmers] and sometimes need help also. Don
Thanx, Mark, Don
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Author: tictactux ★2017
Date: 2006-09-06 21:21
oian wrote:
> Not too bad for a $58 E-Bay instrument (beginners luck!)
<envious> I paid 80$ for mine.
I'm just done overhauling (no bore polishing or tone hole re-cutting though) it. But now it's too late to give it a test honk, drats. But at least the balloon test (strapped over tenon in lieu of bell) showed no [more] leaks.
--
Ben
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