原声木吉他保养方法（Maintenance of acoustic guitar）.doc

原声木吉他保养方法（Maintenance of acoustic guitar） Maintenance of acoustic guitar Maintenance of acoustic guitar You on the instrument maintenance of your instrument appearance, greatly affect the sound service life, each area of summer to winter maintenance method is different, whether you are in Shanghai, Beijing, Europe or elsewhere. Solid wood acoustic guitars are made of a few thin pieces of wood (about 3mm or so), because they are thin and have a large surface area, so they are easy to absorb quickly and are easily lost. Please remember the following rules: When wood loses moisture, it contracts. When wood absorbs moisture, it expands. Using the following chart, you can see the changes in the guitar during the humidity change: Percent relative humidity Short term exposure (1-3 days) Long term exposure (over 3) 90% - 100% Extremely high humidity range The piano starts to swell, the sound quality drops, the playing feel becomes worse, and the back tone beam may be broken because of the wood expansion, and the chord distance will change very high in a short time. All adhesive parts will begin to loosen. The sound beam Huisong front and back off, the bridge will be pulled from the panel, the panel raised in the bridge before and after the expansion of the guitar. If the glue doesnt bond firmly, then the guitar wont play. It will be raised 14. The guitar will go mouldy inside. The guitar may disintegrate itself. 85% - 90% High humidity range The piano body starts to swell, the sound quality drops slightly, the playing feel drops, and the chord distance becomes higher. The sound beam start off in a few weeks, the panel and the back becomes loose or swell, bridge and panel separation performance affected. 14 at the beginning of the fingerboard, guitar may start to mildew. 70% - 85% Medium and high humidity range Sound quality began to decrease. The panel begins to expand. Chord distance may rise slightly. The panels and back panels swell and the players feel the effects. The