This is a multi-part message in MIME format. ---------------------- multipart/alternative attachment I think you've taken care of that query. Thanks, Brian -----Original Message----- From: Roger Jolly <baldyam@sk.sympatico.ca> To: pianotech@ptg.org <pianotech@ptg.org> Date: Sunday, 24 October 1999 12:21 Subject: Re: Downbearing =20 =20 At 11:04 AM 24/10/99 +1300, you wrote:=20 =20 I have been told there are three methods for measuring = downbearing. I know that there are various gauges such as the Baldwin = rocker type and the Lowell etc. What are the other two? =20 Brian bholden@wave.co.nz =20 Hi Brian, A 3 legged dial gauge as sold by the supply houses, = will read net bearing,but can be misleading, as it will not detect = bridge roll. When using this type of gauge you will note that the = readings are different, when the centre leg is close to front pins, that = it is when it is close to the rear pins.=20 The compound gauge actually measures the relative angles of each = segment,speaking length,bridge,and back scale, this will give an = accurate picture of what is going on. The rocker type can be used in conjunction with a set of feeler = gauges, but will only give a net bearing result. Hope this helps. Roger =20 Roger Jolly BaldwinYamaha Piano Centre Saskatoon and Regina Saskatchewan, Canada. 306-665-0213 Fax 652-0505=20 ---------------------- multipart/alternative attachment An HTML attachment was scrubbed... URL: https://www.moypiano.com/ptg/pianotech.php/attachments/d6/c7/ce/fc/attachment.htm ---------------------- multipart/alternative attachment--
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