[{"data":1,"prerenderedAt":249},["ShallowReactive",2],{"docs-nav-en":3,"docs-page-en-instruments":49},[4,9,13,17,21,25,29,33,37,41,45],{"slug":5,"nav":6,"order":7,"draft":8,"fallback":8},"index","Overview",1,false,{"slug":10,"nav":11,"order":12,"draft":8,"fallback":8},"getting-started","Getting started",2,{"slug":14,"nav":15,"order":16,"draft":8,"fallback":8},"tuning-guide","Tuning a whole instrument",3,{"slug":18,"nav":19,"order":20,"draft":8,"fallback":8},"instruments","Instruments",4,{"slug":22,"nav":23,"order":24,"draft":8,"fallback":8},"sessions","Sessions and passes",5,{"slug":26,"nav":27,"order":28,"draft":8,"fallback":8},"calibration","Calibration",6,{"slug":30,"nav":31,"order":32,"draft":8,"fallback":8},"beating-curves","Beating curves",7,{"slug":34,"nav":35,"order":36,"draft":8,"fallback":8},"reports","Tuning reports",8,{"slug":38,"nav":39,"order":40,"draft":8,"fallback":8},"settings","Settings",9,{"slug":42,"nav":43,"order":44,"draft":8,"fallback":8},"troubleshooting","Troubleshooting",10,{"slug":46,"nav":47,"order":48,"draft":8,"fallback":8},"faq","FAQ",11,{"data":50,"body":54,"toc":240},{"title":19,"description":51,"nav":19,"order":20,"eyebrow":52,"lede":53},"","Documentation","Describe an accordion once, and every session on it knows which rank a reading came from.",{"type":55,"children":56},"root",[57,66,72,77,90,97,102,108,113,125,131,141,151,161,171,181,191,201,207,212,217,229,235],{"type":58,"tag":59,"props":60,"children":62},"element","h2",{"id":61},"why-describe-an-accordion-at-all",[63],{"type":64,"value":65},"text","Why describe an accordion at all",{"type":58,"tag":67,"props":68,"children":69},"p",{},[70],{"type":64,"value":71},"Nothing in the audio can tell you which rank a reed belongs to. A reed at\n312.5 Hz is a reed at 312.5 Hz whether it is M1 or M2. The tuner hears pitches,\nnot ranks.",{"type":58,"tag":67,"props":73,"children":74},{},[75],{"type":64,"value":76},"So the instrument is asked instead. You describe the accordion once: its reed\nranks, its switches, whether the bellows change the note. After that a register\nnames the ranks it sounds, a take names the register you pulled, and every\nreading lands in the right column of the card without anyone guessing.",{"type":58,"tag":67,"props":78,"children":79},{},[80,82,88],{"type":64,"value":81},"That matters because ",{"type":58,"tag":83,"props":84,"children":85},"strong",{},[86],{"type":64,"value":87},"a reading filed under the wrong rank looks exactly like\none filed under the right one",{"type":64,"value":89},". There is nothing to notice and nothing to catch\nit. You would file a real reed to a pitch nobody asked for.",{"type":58,"tag":91,"props":92,"children":94},"h3",{"id":93},"you-do-not-need-one",[95],{"type":64,"value":96},"You do not need one",{"type":58,"tag":67,"props":98,"children":99},{},[100],{"type":64,"value":101},"The tuner works perfectly well without an instrument. If you have not described\none, the tuning table numbers its reed columns instead of naming them. That is\nhonest and it is fine. You can describe the accordion later, or never.",{"type":58,"tag":59,"props":103,"children":105},{"id":104},"the-registers",[106],{"type":64,"value":107},"The registers",{"type":58,"tag":67,"props":109,"children":110},{},[111],{"type":64,"value":112},"A register is what one switch turns on, and the app reads it straight off the\nswitch's own symbol: the circle engraved on the accordion, divided into three\nbands - 4' on top, 8' in the middle, 16' at the bottom. Click the dots the way\nthey are engraved, or pick a common register from the list.",{"type":58,"tag":67,"props":114,"children":115},{},[116,118,123],{"type":64,"value":117},"What that switch sounds is read off the dots. The register ",{"type":58,"tag":83,"props":119,"children":120},{},[121],{"type":64,"value":122},"is",{"type":64,"value":124}," the reed count,\nwhich is why picking a register sets how many reeds the tuner listens for.",{"type":58,"tag":59,"props":126,"children":128},{"id":127},"the-rest-of-the-description",[129],{"type":64,"value":130},"The rest of the description",{"type":58,"tag":67,"props":132,"children":133},{},[134,139],{"type":58,"tag":83,"props":135,"children":136},{},[137],{"type":64,"value":138},"Name.",{"type":64,"value":140}," Whatever you call this box. Yours to name; nothing translates it.",{"type":58,"tag":67,"props":142,"children":143},{},[144,149],{"type":58,"tag":83,"props":145,"children":146},{},[147],{"type":64,"value":148},"Make, model, serial.",{"type":64,"value":150}," Optional, and only for finding it again.",{"type":58,"tag":67,"props":152,"children":153},{},[154,159],{"type":58,"tag":83,"props":155,"children":156},{},[157],{"type":64,"value":158},"Reference pitch.",{"type":64,"value":160}," This accordion's own A. 442 is common on newer instruments,\n440 on plenty, and old boxes turn up lower. Every session on the instrument\nstarts from here.",{"type":58,"tag":67,"props":162,"children":163},{},[164,169],{"type":58,"tag":83,"props":165,"children":166},{},[167],{"type":64,"value":168},"Reed and beat tolerance.",{"type":64,"value":170}," How far a reed, or a beat, may sit out before the\napp calls it out of tune. This belongs to the instrument: a concert box is held\ntighter than a folk one.",{"type":58,"tag":67,"props":172,"children":173},{},[174,179],{"type":58,"tag":83,"props":175,"children":176},{},[177],{"type":64,"value":178},"The bellows change the note.",{"type":64,"value":180}," Tick this for a diatonic button box, where a key\nsounds a different note pushing than pulling. Most accordions are not like this.\nNote that it does not decide whether bellows direction is recorded - direction is\nalways worth recording, because every note has a press reed and a draw reed.",{"type":58,"tag":67,"props":182,"children":183},{},[184,189],{"type":58,"tag":83,"props":185,"children":186},{},[187],{"type":64,"value":188},"Keyboard range.",{"type":64,"value":190}," Optional: the lowest and highest key. You can type it, or let\nthe calibration wizard learn it by ear.",{"type":58,"tag":67,"props":192,"children":193},{},[194,199],{"type":58,"tag":83,"props":195,"children":196},{},[197],{"type":64,"value":198},"Photograph.",{"type":64,"value":200}," For recognising the thing on your shelf.",{"type":58,"tag":59,"props":202,"children":204},{"id":203},"instruments-and-sessions",[205],{"type":64,"value":206},"Instruments and sessions",{"type":58,"tag":67,"props":208,"children":209},{},[210],{"type":64,"value":211},"An instrument is a description. A session is a job done on one.",{"type":58,"tag":67,"props":213,"children":214},{},[215],{"type":64,"value":216},"Describe the accordion once and every session on it inherits the ranks, the\nregisters, the reference and the tolerances. Nothing is retyped.",{"type":58,"tag":67,"props":218,"children":219},{},[220,222,227],{"type":64,"value":221},"When a session is recorded, it takes ",{"type":58,"tag":83,"props":223,"children":224},{},[225],{"type":64,"value":226},"its own copy",{"type":64,"value":228}," of the instrument. So\ndeleting or editing an instrument later cannot rewrite history: an old session\nstill opens, still prints, and still means exactly what it meant on the day. That\ncopy is also what makes a session portable - send the file and the instrument\ngoes with it.",{"type":58,"tag":59,"props":230,"children":232},{"id":231},"sharing",[233],{"type":64,"value":234},"Sharing",{"type":58,"tag":67,"props":236,"children":237},{},[238],{"type":64,"value":239},"Instruments import and export as files of their own. If somebody describes a\nHohner Morino once and does it properly, nobody else has to.",{"title":51,"searchDepth":12,"depth":12,"links":241},[242,245,246,247,248],{"id":61,"depth":12,"text":65,"children":243},[244],{"id":93,"depth":16,"text":96},{"id":104,"depth":12,"text":107},{"id":127,"depth":12,"text":130},{"id":203,"depth":12,"text":206},{"id":231,"depth":12,"text":234},1784488007325]