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That is\nnot the same question as whether it is right. A musette is supposed to beat; the curve is\nwhere you say how much, and where.",{"type":58,"tag":67,"props":73,"children":74},{},[75],{"type":64,"value":76},"With no curve the goal is flat zero across the range - which is a complete and honest\nanswer, not a missing one. Every reed is then read against the scale itself, which is\nexactly what you want for a 16', a 4' and the whole bass side, because those are tuned\nclean.",{"type":58,"tag":59,"props":78,"children":80},{"id":79},"typing-one-the-btng-column",[81],{"type":64,"value":82},"Typing one: the Btng column",{"type":58,"tag":67,"props":84,"children":85},{},[86,88,94],{"type":64,"value":87},"You do not type reeds. You type ",{"type":58,"tag":89,"props":90,"children":91},"strong",{},[92],{"type":64,"value":93},"one beating per note",{"type":64,"value":95},", and the app works the reeds out\nfrom it: the reed you put on zero stays at pitch, and the others spread either side.",{"type":58,"tag":67,"props":97,"children":98},{},[99,104],{"type":58,"tag":89,"props":100,"children":101},{},[102],{"type":64,"value":103},"The number you type is the beat between one reed and the next",{"type":64,"value":105},", which is the number a\ntuning is named by. Three reeds at 2 Hz sit at −2 \u002F 0 \u002F +2 - each neighbouring pair beats\nat the 2 Hz you asked for. The outermost pair then beats at 4, which is real and audible,\nbut it is not the figure anyone quotes.",{"type":58,"tag":67,"props":107,"children":108},{},[109],{"type":64,"value":110},"This matters more than it looks. Read it as the full width and you would type 2 expecting\n2, and get 4 - twice the tremolo, on the whole instrument, and you would not find out until\nyou heard it.",{"type":58,"tag":67,"props":112,"children":113},{},[114],{"type":64,"value":115},"Nothing assumes three reeds. Any count spreads the same way, one step of the typed value\nbetween each neighbouring pair.",{"type":58,"tag":117,"props":118,"children":120},"h3",{"id":119},"only-a-few-notes",[121],{"type":64,"value":122},"Only a few notes",{"type":58,"tag":67,"props":124,"children":125},{},[126],{"type":64,"value":127},"Type a handful and the rest are worked out. Three checkboxes say how, and each one takes a\nguess away:",{"type":58,"tag":129,"props":130,"children":131},"ul",{},[132,143],{"type":58,"tag":133,"props":134,"children":135},"li",{},[136,141],{"type":58,"tag":89,"props":137,"children":138},{},[139],{"type":64,"value":140},"Interpolate",{"type":64,"value":142}," - a note between two entries ramps between them. Off, it steps to the\nnearer one.",{"type":58,"tag":133,"props":144,"children":145},{},[146,151],{"type":58,"tag":89,"props":147,"children":148},{},[149],{"type":64,"value":150},"Extrapolate left \u002F right",{"type":64,"value":152}," - a note past the outermost entry holds that entry's value\nflat. Off, it reads zero there.",{"type":58,"tag":67,"props":154,"children":155},{},[156],{"type":64,"value":157},"All three are on by default. The graph draws anything beyond your entries as a dashed line,\nso you can always see which part of the shape is yours and which part the app is filling in.",{"type":58,"tag":117,"props":159,"children":161},{"id":160},"the-reed-on-zero",[162],{"type":64,"value":163},"The reed on zero",{"type":58,"tag":67,"props":165,"children":166},{},[167,169,174],{"type":64,"value":168},"Which reed sits at pitch is ",{"type":58,"tag":89,"props":170,"children":171},{},[172],{"type":64,"value":173},"yours to choose",{"type":64,"value":175},". A common musette layout is minus \u002F zero \u002F\nplus, with the middle reed at pitch - but that is a convention, not a law, and nothing in\nthe app assumes it. You can also choose none, in which case the tremolo still has to hang\noff something and reed 1 anchors it.",{"type":58,"tag":117,"props":177,"children":179},{"id":178},"asymmetricity",[180],{"type":64,"value":181},"Asymmetricity",{"type":58,"tag":67,"props":183,"children":184},{},[185,187,192],{"type":64,"value":186},"Where the reed on zero sits ",{"type":58,"tag":89,"props":188,"children":189},{},[190],{"type":64,"value":191},"inside",{"type":64,"value":193}," the tremolo. It never widens what you typed; it only\nmoves you within it. Three reeds, reed 2 on zero, 2 Hz typed:",{"type":58,"tag":195,"props":196,"children":197},"table",{},[198,216],{"type":58,"tag":199,"props":200,"children":201},"thead",{},[202],{"type":58,"tag":203,"props":204,"children":205},"tr",{},[206,211],{"type":58,"tag":207,"props":208,"children":209},"th",{},[210],{"type":64,"value":181},{"type":58,"tag":207,"props":212,"children":213},{},[214],{"type":64,"value":215},"Reeds",{"type":58,"tag":217,"props":218,"children":219},"tbody",{},[220,234,247,260],{"type":58,"tag":203,"props":221,"children":222},{},[223,229],{"type":58,"tag":224,"props":225,"children":226},"td",{},[227],{"type":64,"value":228},"0",{"type":58,"tag":224,"props":230,"children":231},{},[232],{"type":64,"value":233},"−2 \u002F 0 \u002F +2",{"type":58,"tag":203,"props":235,"children":236},{},[237,242],{"type":58,"tag":224,"props":238,"children":239},{},[240],{"type":64,"value":241},"+100%",{"type":58,"tag":224,"props":243,"children":244},{},[245],{"type":64,"value":246},"0 \u002F 0 \u002F +4",{"type":58,"tag":203,"props":248,"children":249},{},[250,255],{"type":58,"tag":224,"props":251,"children":252},{},[253],{"type":64,"value":254},"−100%",{"type":58,"tag":224,"props":256,"children":257},{},[258],{"type":64,"value":259},"−4 \u002F 0 \u002F 0",{"type":58,"tag":203,"props":261,"children":262},{},[263,268],{"type":58,"tag":224,"props":264,"children":265},{},[266],{"type":64,"value":267},"+50%",{"type":58,"tag":224,"props":269,"children":270},{},[271],{"type":64,"value":272},"−1 \u002F 0 \u002F +3",{"type":58,"tag":67,"props":274,"children":275},{},[276],{"type":64,"value":277},"The outermost reeds stay 4 Hz apart throughout. That is the point: the number you typed\nstays the number you hear. It is read when the next beating is entered, so it does not move\nanything already derived.",{"type":58,"tag":117,"props":279,"children":281},{"id":280},"cents-or-hertz",[282],{"type":64,"value":283},"Cents or hertz",{"type":58,"tag":67,"props":285,"children":286},{},[287],{"type":64,"value":288},"Type in either. It is stored in cents whichever you choose, so the choice is about your\nhands, not the data.",{"type":58,"tag":67,"props":290,"children":291},{},[292,294,299],{"type":64,"value":293},"The ",{"type":58,"tag":89,"props":295,"children":296},{},[297],{"type":64,"value":298},"view",{"type":64,"value":300}," on the graph is a separate switch and changes nothing but the shape of the\nlines. Both are worth looking at: a musette curve is fairly flat in cents and climbs\nsteeply in hertz, because a fixed cent offset is a growing hertz offset as you go up. Being\nable to see both without retyping anything is the whole reason there are two.",{"type":58,"tag":59,"props":302,"children":304},{"id":303},"fitting-one-to-the-instrument",[305],{"type":64,"value":306},"Fitting one to the instrument",{"type":58,"tag":67,"props":308,"children":309},{},[310,312,317],{"type":64,"value":311},"Most technicians do not follow a named school, and most accordions have a tremolo nobody\nwrote down. So rather than assuming a shape, ",{"type":58,"tag":89,"props":313,"children":314},{},[315],{"type":64,"value":316},"fit the curve to what the instrument already\ndoes",{"type":64,"value":318},": record a pass and let the app compute the trend.",{"type":58,"tag":67,"props":320,"children":321},{},[322],{"type":64,"value":323},"It tells you how many readings it used and how many reeds sit off the instrument's own\ntrend. Those outliers are the point of the fit, not a footnote - they are the reeds the\naccordion itself says are wrong. If notes were left out because their reeds could not be\ntold apart, it says that too, rather than quietly fitting to two thirds of the keyboard.",{"type":58,"tag":67,"props":325,"children":326},{},[327],{"type":64,"value":328},"This is also how you copy one instrument's tuning onto another.",{"type":58,"tag":117,"props":330,"children":332},{"id":331},"show-recorded",[333],{"type":64,"value":334},"Show recorded",{"type":58,"tag":67,"props":336,"children":337},{},[338],{"type":64,"value":339},"Overlay the pass on the graph and drag the curve through the dots. The dots are what the\naccordion does; the line is what it should do. Both are cents from the scale, so they are\nin the same space and the check is one you can make with your eyes.",{"type":58,"tag":67,"props":341,"children":342},{},[343],{"type":64,"value":344},"A merged pair is drawn as a ring rather than a dot, and named rather than printed as a\nfigure - those are lobes of one peak, not a reed each. The note keeps its place, because\ndropping it would say nothing was recorded there, which is a different and false claim.",{"type":58,"tag":59,"props":346,"children":348},{"id":347},"sharing-a-curve",[349],{"type":64,"value":350},"Sharing a curve",{"type":58,"tag":67,"props":352,"children":353},{},[354],{"type":64,"value":355},"A curve belongs to a session, and a session is a file. Copy the file and you have copied\nthe curve, the passes, and the instrument it belongs to. You can also import a curve on its\nown, from another session.",{"title":51,"searchDepth":12,"depth":12,"links":357},[358,359,365,368],{"id":61,"depth":12,"text":65},{"id":79,"depth":12,"text":82,"children":360},[361,362,363,364],{"id":119,"depth":16,"text":122},{"id":160,"depth":16,"text":163},{"id":178,"depth":16,"text":181},{"id":280,"depth":16,"text":283},{"id":303,"depth":12,"text":306,"children":366},[367],{"id":331,"depth":16,"text":334},{"id":347,"depth":12,"text":350},1784632416075]