Kawm ua si Mandolin

Mandolin yog ib qho khoom siv suab paj nruag stringed plucked. Nws siv nws keeb kwm los ntawm Italian lute, tsuas yog nws cov hlua me me thiab qhov ntau thiab tsawg yog qhov qis dua rau nws cov xeeb ntxwv. Txawm li cas los xij, niaj hnub no tus mandolin tau dhau lub lute nyob rau hauv qhov chaw, raws li nws tau hlub nyob rau hauv ntau lub teb chaws ntawm lub ntiaj teb no.

Muaj ntau ntau yam ntawm cov cuab yeej no, tab sis feem ntau siv ntawm lawv yog Neapolitan, uas tau txais nws cov niaj hnub saib thaum kawg ntawm lub xyoo pua 19th.

Nws yog Neapolitan hom ntsuas uas suav tias yog hom classic ntawm mandolin . Yuav ua li cas qhib thiab kawm yuav ua li cas ua si Neapolitan mandolin yog tham hauv kab lus.

Yuav kom kawm paub ua si mandolin, zoo li lwm yam twj paj nruag, koj yuav tsum tau npaj. Qhov no txhais tau tias tsis yog tsuas yog tau txais ib qho cuab yeej rau kev xyaum ua haujlwm xwb, tab sis kuj nrhiav tau txhua yam tseem ceeb tshaj plaws ntawm mandolin nws tus kheej, nws cov hlua, tuning, kev ua si, kev ua suab paj nruag, thiab lwm yam. Hauv lwm lo lus, koj yuav tsum kawm txhua yam txog lub cuab yeej thiab kawm txog nws.

Txij li thaum mandolin muaj qhov ntsuas luv luv, lub suab ntawm cov hlua faus sai sai. Yog li ntawd, txoj kev tseem ceeb ntawm lub suab extraction ntawm no yog tremolo, uas yog, ceev ceev repetition ntawm tib lub suab ntawm lub suab paj nruag nyob rau hauv nws lub sij hawm. . Thiab ua kom lub suab nrov thiab kaj, qhov kev ua si yog ua los ntawm tus neeg nruab nrab.

Cov ntiv tes ntawm sab tes xis tsis tshua siv los rho tawm suab los ntawm cov hlua - thiab lub suab tsis zoo li ci, thiab lawv lub sijhawm luv luv. Thaum yuav ib lub mandolin rau kev cob qhia, koj yuav tsum tau npaj cov neeg kho kom haum xeeb. Ib tug novice tshuab raj yuav tsum xaiv los ntawm ntau hom thiab qhov ntau thiab tsawg ntawm cov neeg kho kom haum xeeb uas zoo li yooj yim tshaj plaws.

Mandolin suav hais tias yog ib qho khoom siv suab paj nruag uas tuaj yeem ua si solo lossis nrog . Cov cuab yeej no suab zoo nyob rau hauv ib tug duet, trio thiab tag nrho pawg. Txawm tias muaj npe nrov pob zeb bands thiab guitarists feem ntau siv lub suab ntawm mandolin nyob rau hauv lawv cov compositions thiab improvisations. Piv txwv li: guitarist Ritchie Blackmore, Led Zeppelin.

Lub mandolin muaj 4 khub ntawm ob txoj hlua. Txhua txoj hlua nyob rau hauv ib khub yog tuned nyob rau hauv unison nrog rau lwm tus. Classical tuning ntawm qhov ntsuas yog zoo ib yam li lub violin ib:

• G (ntsev me me octave);
• D (re ntawm thawj octave);
• A (rau thawj octave);
• E (mi ntawm lub thib ob octave).

Haum, piv txwv li, ib qho khoom siv chromatic. Nrog lub pob ntseg tsim, nws tsis yooj yim ua qhov no nrog lwm cov twj paj nruag tuned (piano, guitar).

Tau txais kev paub dhau los, nws yuav tuaj yeem kho qhov ntsuas raws li cov algorithm hauv qab no.

1. Raws li tus qauv tuning diav rawg, uas emits daim ntawv "la" ntawm thawj octave, 2nd qhib hlua ntawm mandolin yog tuned (hauv unison).
2. Tom ntej no, lub 1st (thinnest) qhib hlua yog infused, uas yuav tsum zoo tib yam li qhov thib ob, clamped ntawm lub 7th fret (nco "mi" ntawm lub thib ob octave).
3. Tom qab ntawd txoj hlua thib 3, clamped ntawm 7th fret, yog tuned rau tib lub suab nrog rau qhov qhib thib ob.
4. Txoj hlua thib 4 yog nyob rau hauv tib txoj kev, kuj tseem clamped ntawm 7th fret, nyob rau hauv unison nrog lub thib peb qhib.

Mandolin zaj lus qhia rau cov pib tshiab los ntawm kos tsis sawv cev rau ib txoj haujlwm nyuaj tshwj xeeb . Yuav luag txhua tus neeg yuav tuaj yeem kawm paub ua cov suab paj nruag yooj yim thiab nrog rau lub sijhawm luv luv.

Kev cob qhia yuav tshwm sim raws li hauv qab no.

• Kev tsaws nrog ib qho cuab yeej tau ua tiav nrog kev ua raws li cov cai rau kev teeb tsa tes. Txhawm rau kom yooj yim rau kev siv mandolin, nws yog nyob rau ntawm tus ncej puab ntawm sab xis, muab pov rau sab laug, lossis ntawm lub hauv caug ntawm ob txhais ceg sawv ntawm ib sab. Lub caj dab yog tsa mus rau theem ntawm lub xub pwg sab laug, nws lub caj dab yog clasped los ntawm cov ntiv tes ntawm sab laug tes: tus ntiv tes xoo yog nyob rau sab saum toj ntawm lub caj dab, tus so yog hauv qab no. Nyob rau theem no, kev txawj tuav tus neeg nruab nrab ntawm tus ntiv tes xoo thiab forefinger ntawm sab tes xis kuj tau xyaum.

• Xyaum lub suab rho tawm nrog lub plectrum ntawm cov hlua qhib: ua ntej, nrog ib tug mob stroke "los ntawm sab saum toj mus rau hauv qab" suav los ntawm plaub, ces nrog ib tug alternating stroke "down-up" mus rau suav nrog "thiab" (ib tug thiab, ob thiab, peb thiab, plaub thiab). Ntawm tus nqi ntawm "thiab" kev tawm tsam ntawm tus neeg nruab nrab yog ib txwm "los ntawm hauv qab mus." Nyob rau tib lub sijhawm, koj yuav tsum kawm nyeem ntawv thiab tablature, tus qauv ntawm chords.
• Kev tawm dag zog rau kev loj hlob ntawm cov ntiv tes ntawm sab laug tes. Chord txawj ntse: G, C, D, Am, E7 thiab lwm yam. Thawj qhov kev tawm dag zog rau kev paub txog kev sib txuas.

Txoj kev loj hlob ntawm ntau txoj kev ua si (legato, glissando, tremolo, trills, vibrato) siv cov piv txwv thiab kev tawm dag zog yog ua tom qab paub txog cov hauv paus no.