溫馨提示:春季干燥 再談吉他保養常識
警告事項
1:在掛吉他背帶的時候,請務必確認背帶已經完全掛在吉他尾釘上面,前端也必須季牢固,然后再進行彈奏,以避免因為背帶沒完全掛好,造成吉他掉落而損傷。
2:在拿取吉他的時候切忌“急取/急放”以避免將吉他磕碰傷,或放置不穩而摔傷,并且彈奏 吉他的時候,勿對吉他施壓造成變形。
3:切勿擅自對吉他進行分解,改造,修理,以避免造成吉他不可修復的硬傷。
4:深夜不宜在居住區大聲彈奏吉他,以免影響環境安寧。
5:運輸過程中請使用硬殼箱保護吉他,以免造成嚴重損壞。
注意事項
1:請勿講吉他放在以下場合:陽光直射的場合,高溫機器的旁邊,戶外溫度極低或極高的地方,濕度極高的地方(如海邊,地下室),灰塵多的地方,振動頻繁的地方,以上皆會對吉他造成不同程度的損傷。
2:在更換弦線的時候,請將臉部與弦線保持安全距離,以避免因為靠太近,不慎被剪斷的弦線彈傷到眼睛。
3:更換弦線之后,請記得將多余的弦線剪斷,否則弦線多出的地方容易傷到手指,衣服,琴包,以及硬殼箱內里。
4:請勿用一般的清潔劑或亮光劑擦拭吉他,否則容易造成掉漆或褪色,建議用專業樂器擦拭布擦拭。
5:吉他的放置應遠離火源及電源的地方,以免燃燒引起火災,避免放在高出以免吉他以外跌落摔傷。
6:以下情形可能會產生酸性的電池液,導致腐蝕吉他內部結構:
a,如有裝置EQ的電箱吉他,應在裝入電池前檢查+-極安裝位置是否正確。
b,舊的電池應定期更換,長期閑置時應當將其取出。
換弦注意事項
1:建議正常使用下,每隔一個月更換一次琴弦,不可只更換其中幾條,必須一次六條弦全部更換,因為當舊與新弦交互使用時,會發生音色不均勻,及音準不準的情形。
2:標準的裝弦方式有兩種:A,民謠吉他:先將6根琴弦尾部放入琴橋,并用弦釘固定,然后將每根弦穿過琴頭弦卷進行繞弦,新琴不宜繞的太緊。B:古典吉他:將六根琴弦尾部穿入琴橋打結,然后將每根弦穿過琴頭弦卷進行繞弦,新琴不宜繞的太緊。
3:換弦時要特別注意,由于裝弦與剪弦的過程中,弦線容易晃動,且弦線尖部較銳利,所以應注意勿被弦線傷及臉部。
調音注意事項
1:調音器調音:把吉他的導線(電箱吉他)插入調音器的插孔內,從1弦~6弦的調音音階,分別是E,B,G,D,A,E,如果是4弦木貝斯則從1弦~4弦的調音音階,分別是G,D,A,E,一般木吉他,將調音表的內置麥克對準音孔,按照上面的方法調音即可。
2:音叉調音法:音叉的聲音產生為A音(440Hz),敲擊音叉產生聲音之后,再比對吉他第5弦的開放弦聲音,當弦的聲音與音叉振動聲一致時,則表示吉他第5弦為調至標準音A音階,然后第6弦的第5格亦為A音階,所以當第6弦第5格音階,與第5弦開放式弦的音階一致時,則第6弦即完成調音為標準音E。而第5弦第5格的音階與第4弦開放弦音階一致,第4弦第5格音階與第3弦開放弦音階一致,第4弦第5格音階與第3弦開放弦音階一致,第3弦第 4格音階與第2弦開放弦音階一致,第2弦第5格的音階則與第1弦開放弦音階一致。(貝斯音叉調音:敲響音叉后,用音叉的音比對第3弦之開放弦的音階,即調出第3弦的音為A,然后調整第4弦第5格的音與第3弦開放弦的音調一致,第2弦開放弦的音調,與第3弦第5格的音調一致,第1弦開放弦音調,與第2弦第5 格的音調一致。)
3:泛音調音法:當手指輕觸吉他的弦(但不按住音階線),撥弦之后則會產生一種類似鐘聲的共鳴聲,統稱為泛音。首先用音叉調出吉他第5弦的音階為A,然后彈出第6弦第5格的泛音,并調整弦音至與第5弦第7格的泛音一致,此時即完成第6弦的標準E。然后彈出第5弦第5格的泛音,比對第4弦第 7格的泛音至一致,再來彈出第4弦第5格的泛音,比對與第3弦第7格的泛音至一致。彈出第3弦第4格的泛音,與第2弦第5格的泛音一致。而第2弦第5格的泛音,則與第1弦第7格的泛音一致。
特別注意:新買的吉他在第一次調弦時不要調成標準音高,因為調成標準音高時拉力極大,如果新琴驟然受到強大拉力,琴體很容易變型,琴弦也容易崩斷,要想把琴定成標準音高,應漸進調弦,即分3次調弦,每次調高一點間隔3,4個小時,這樣新琴便逐步適應琴弦的巨大壓力。 琴頸的調整方式 每一把吉他的琴徑在生產時,都會經過強化的設計,但是受到過琴弦拉力,溫度,濕度等的影響時,會導致琴徑產生一定程度的彎曲,所以必須要透過吉他琴徑內藏的調整桿,以調整琴徑的彎度至合宜的角度,而不致在彈奏時出現打品,或是弦過高,過低狀況。
琴徑的順向與反向調整:
1:順向調整:當琴徑呈現往下彎曲或弦高變高時,則必須把調整桿以順時針方向調整,讓琴徑往上彎回正常角度。
2:逆向調整:當琴徑往上彎曲或彈奏時產生打品現象時,則必須把調整桿以逆時針方向調整,讓琴徑往下彎回正常角度。
3:琴徑的狀態檢查方法:首先把吉他立起來,從琴頭第1格品絲往下看至最后一格品絲,把第一格與第十四格品絲同時按住,然后檢查第一弦第七,八格品絲的地方是否高為0.25mm(約一張紙的厚度),依次推算6條弦是否都符合相同弦高標準。 弦高的調整 1:一般民謠吉他:1品處1弦0.5mm 6弦0.55mm 12品處1弦2.3mm 6弦2.6mm 2:全單民謠吉他:1品處1弦0.5mm 6弦0.55mm 12品處1弦2.1mm 6弦2.6mm 3:古典吉他:1品處1弦0.65mm 6弦0.70mm 12品處1弦3.4mm 6弦3.7mm 如果琴枕或者琴橋整體過高,可以根據以上標準用細砂紙來打磨其底部,如果單根琴弦過高,可以將琴弦松開,用小銼刀輕輕將弦槽磨低。弦高的設定會因個人的習慣與喜好而可能偏高或偏低一點,但是如果過高的弦高,則會讓彈奏變得困難,過低的弦高則容易產生雜音,這是可從琴橋的高度進行弦高的調整。
其他注意事項
1:調弦應以標準音高為限,調音過高,琴弦崩的太緊,會引起琴徑彎曲或使得琴馬脫落。
2:長期不使用時,應將琴弦放松,遇到梅雨季節,最好每天松弦,略松即可。
3:應適時給線軸齒輪處上潤滑油,利于調弦。
4:讓吉他遠離小孩,寵物或者對吉他保養缺乏經驗的人,這些人或者動物往往會給吉他造成嚴重的傷害。
5:最佳放置條件:(1),相對濕度在40%~50%(2),濕度在25~28攝氏度。請勿放置于高溫地點或日曬而產生的高溫環境,如汽車的行李箱……等!
電箱吉他保養/接音箱時注意事項:
1:電箱吉他插入音箱之前,應把音箱全部的旋鈕,全部調回到等級0的位置。
2:把電箱吉他的專用導線插入電箱吉他的輸出插孔,并另外一端插入音箱的吉他輸入插孔。
3:如果有使用木吉他效果器時,必須注意效果器的輸入端,導線是與電箱吉他端連接,而效果器的輸出端導線,則與音箱的輸入端連接,插錯位置可能會導致效果器損壞。
4:等全部器材都確認接好之后,再稍微打開音箱的音量鈕,如發現雜音則必須檢查導線端接頭是否故障,或者電箱吉他的接口端有無接觸不良的情形,切勿突然調整到大的音量,否則因故障引起的雜音,可能會導致音箱喇叭的故障。
演奏后的處理:
(1)由于彈奏之后,手會流出汗垢,污染吉他的表面與弦線,故于每次彈奏之后建議用吉他琴身與琴弦專用的不同保養液擦拭琴身與弦線。
(2)玫瑰木與黑檀類的指板,則必須要先用指板專用的清潔液擦拭干凈后,再用指板專用保養液涂在指板表面。
(3)金屬配件的部分,則應于每次彈奏完,用柔軟的布料把汗擦拭干凈,并吉他配件專用的金屬保養液擦拭金屬配件,以免產生氧化現象。
外圍維修工具與備用品準備:
(1)調整琴徑的六角板手
(2)專業擦拭布一塊
(3)琴體清潔液,指板護理液
(4)琴弦剪,卷弦器
(5)直尺,小鋼尺
(6)隨時準備一套備用的弦線
The price of Japans multiple problem came into sharper focus Saturday immediately after cops rates showed greater than 18,000 people died, the entire world Financial institution claimed restoring cost $235 thousand plus much more installments of light-tainted because fresh vegetables and faucet water came.
Japoneses officers reported progress over the weekend for their battle to get therapy for a atomic difficult that started out leaks light sustained tremble and tsunami harm, though the turmoil was not even close to over, having a damaging new spike in tension reported at one of the plants half dozen reactors.
The statement by Japans Health Ministry late Saturday that tests got discovered excess amounts of radioactive features on canola and chrysanthemum green vegitables noticeable a low instant in a day that had been peppered with bits of beneficial news: Initial, a teen and his awesome grandma put together living eight days immediately after staying held in their earthquake-smashed dwelling. Then, the driver of your overheated atomic flower claimed two of the half dozen reactor models ended up being correctly cooled down.
&We take into account that there are now arrive at a position in which we're also very close to finding the scenario at bay, Deputy Showcase Assistant Tetsuro Fukuyama claimed.
Nonetheless, severe difficulties kept at the Fukushima Dai-ichi atomic difficult. Stress at any time increased by in a lastly models reactor, this means flower providers may want to purposefully generate radioactive steam. Which has only included with open public anxiety over light that started out leaks on the flower after a enormous earthquake and tsunami ruined northeastern Japan on March 11 and quit guarana shaky. As day broke Saturday, Japans military services resumed dousing of your complexs difficult Device 4.
The World Financial institution claimed in document Saturday that Japan could need several years to restore on the catastrophic unfortunate occurances, which induced as much as $235 thousand in harm, stating the purchase price to personal insurers will depend on $33 thousand and that the government will pay out $12 thousand on renovation in the present nationwide funds plus more eventually.
The security of water and food was of unique worry. Government entities prevented silly bandz of spinach from a single spot and uncooked exploit from another at the atomic flower immediately after tests observed iodine exceeded wellbeing confines. Tokyos faucet water, in which iodine came Feb 5th, featuring cesium. Rainfall and dirt can also be tainted because.
First Saturday , the Ministry well-advised Iitate, a village of 6,000 people about 30 km's (19 a long way) north west of your Fukushima flower, to not ever beverage faucet water on account of greater stages of iodine. Ministry representative Takayuki Matsuda claimed iodine 3x the traditional amount was discovered there &Number8212 about 1 20-6th of how much a upper body By-lewis in a liter water.
In every case, the government claimed rays levels ended up being they cant pose an instant hazard to health.
But Tsugumi Hasegawa was doubtful as she taken care of her 4-twelve months-old little princess at the refuge in a gymnasium filled up with 1,400 people about 80 km's (50 a long way) on the flower.
&I even now have no clue what the quantities there're providing about light levels imply. Its all so perplexing, claimed Hasegawa, 29, on the smaller town of Futuba while in the shadow of your atomic difficult. &And That I question as long as they aren't participating in about the problems to stay from panicking. I dont know who to rely on.
All half dozen of your atomic complexs reactor models observed hassle following your unfortunate occurances knocked out cooling devices. In a small move forward, the plants driver expressed Devices 5 and 6 &Number8212 the smallest amount troublesome &Number8212 at bay immediately after their nuapparent petrol storage space pools cooled down to harmless levels. Success appeared to get back together two other models on the electrical power grip as well as in water removal sea water for cooling another reactor and boost it along with a 6th reactors storage space pools.
However the build-up in tension inside the ship keeping Device 3s reactor introduced some hazard, driving officers to take into consideration air flow. The strategies created explosions of radioactive fuel as a result of times the turmoil.
&Even if some things knock off hermes constance canvas bags go well, there'd be twists and transforms, Fundamental Showcase Assistant Yukio Edano explained to reporters. &Right now, we are really not so upbeat that you will have a state-of-the-art.
Increasing issues about light add to the mind-boggling string of unfortunate occurances Japan has not been as successful with since 9.-degree tremble. The ensuing tsunami ravaged the northeastern coast. All in all, cops rates demonstrate greater than about 18,400 died. More than 15,000 fatalities are most likely in Miyagi, the prefecture that got the whole impression of your say, claimed a cops representative.
&It is very traumatic even as heal far more figures day by days, claimed Hitoshi Sugawara, the representative.
Law enforcement officials in various parts of your problem spot rejected to supply rates, but affirmed about 3,400 fatalities. Nationwide, public numbers demonstrate the unfortunate occurances eradicating greater than 8,600 people, and making greater than 13,200 people absent, but the above listings could have some overlap.
The unfortunate occurances have displaced another 452,000, who live in possess.
Energy, water and food keep on being scarce. Government entities in latest days accepted staying caught ill-prepared by an enormous problem how the pm has named the worst turmoil due to the fact World War 2.
Bodies are turning up in several of the ruined areas and poorly rotting even between cold rainfall and snowfall.
&The present figures &Number8212 we cant imply to them on the people. Faces have already been violet, which ensures they are noticed that you break down, affirms Shuji Horaguchi, an emergency comfort public starting a center to process the dead in Natori, about the outskirts of your tsunami-squashed town of Sendai. &Some ended up being finding now are usually in the water for a long period, they are really not in good condition. Crabs and seafood have eaten components.
Disease of water and food ingredients the government authorities complications, maximizing the bigger publics a feeling of dislike about wellbeing. Consumers in promotes selected bottled water, shunned spinach from Ibaraki &Number8212 the prefecture where tainted because spinach was discovered &Number8212 and entire depicted worry about foodstuff wellbeing.
Professionals have claimed the amounts of iodine discovered in exploit, spinach and drinking water pose no tangible pitfalls to open public health unless of course consumed in enormous quantities over several years. Iodine reduces speedily, immediately after 8-10 days, and minimize its harmfulness, contrary to other radioactive isotopes for instance cesium-137 or uranium-238, which continue in the earth for decades or extended.
Excessive stages of iodine are related to hypothyroid many forms of cancer, among the least lethal varieties of cancer if cared for. Cesium is a extended-sustained part that has effects on the complete shape and raises many forms of cancer danger.
Rainfall estimate for the Fukushima spot also could further localize the contamination, getting rays to the floor better guarana.
Edano attempted to reassure the public for a secondly day back to back. &If you consume it once, or a second time, or even for a few days, its aside from that its not an instant menace to health, its that even later on it isn't a danger, Edano claimed. &Professionals say you cannot find any menace to people health.
No contamination has become reported in Japans key foodstuff upload &Number8212 fish and shellfish &Number8212 worth aattack $1.6 thousand 1 year and less than .3 % of its overall exports.
Amongst the anxiety, there was clearly times of pleasure on Saturday. An 80-twelve months-old girl and her teenage grand son ended up being saved using their squashed two-story residence immediately after eight days, in the event the teenage yanked herself on the roof top and yelled to cops for assist.
Other survivors loved small triumphs. Kiyoshi Hiratsuka and his awesome family members managed to yank his favorite Hd street motorcycle on the boulders for their neighborhood of Onagawa. The 37-twelve months-old shady mechanic claimed he knows it'll never perform any longer. &But I would like to make it to be a commemorative.
&Number8212&Number8212
Yamaguchi reported from Tokyo, japan, as does Related Touch freelancers Elaine Kurtenbach, Kelly Olsen, Charles Hutzler and Shaun Donn. Related Touch creator Jay Alabaster provided from Natori, Japan.
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