Handheld Noise Decibel Meter

GVDA Decibel Meter, GVDA Suab Theem Meter nrog 2.25" Backlit LCD Screen, Portable SPL Meter nrog A / C Nyhav, Ntau Yam 30-130dB, MAX / MIN, Cov Ntaub Ntawv Tuav, Siv Hauv Tsev, Nkoj Neighbor

 

GVDA yog tshwj xeeb hauv kev tsim khoom, muag khoom, thiab kev tsim vaj tsev tsim khoom ntawm cov cuab yeej ntsuas ib puag ncig hauv tsev.

Peb zoo siab los muab cov tswv tsev, cov kws tsim khoom siv tes ua, thiab DIYers thoob ntiaj teb nrog cov khoom siv dav dav uas txhim kho cov khoom tsim tau zoo, txhawb kev muaj tswv yim, ua kom nrawm nrawm lossis yooj yim pab xyuas cov khoom tawm ntawm daim ntawv teev npe nyob ib ncig ntawm lub tsev.

Ua tus GVDA rau txhua tsev neeg cov kev xav tau.

---GVDA

 

Khoom nta

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1.Multifunctional real-time ntsuas. Polarized capacitor microphone. Lub sijhawm teb luv luv, muaj peev xwm tiv thaiv kev cuam tshuam, kev sau cov ntaub ntawv raug ntau dua
2.Digital suab qib ntsuas. Teb ceev ceev ntawm Polarized Capacitive Microphone rau Loj Screen Digital Zaub rau Lub Sijhawm Ntsuas Ntawm Ntau Qhov Ua Haujlwm
3. Ceev / qeeb dual ntsuas hom. Fast/slow time input, ib nias hloov
4.Removable roj teeb compartment tsim. Lub hau rov qab tuaj yeem yog lub roj teeb detachable kom hloov tau yooj yim
5.LCD high-definition backlit digital zaub screen. Lub vijtsam dub thiab dawb, lub vijtsam digital, font loj, nyeem meej thiab pom

 

Cov ntsiab lus technical

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Khoom Paub meej

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2.4 nti LCD npo nrog Backlight

 

GVDA lub suab ntsuas qib no yog ntsuas lub suab nrov tau qhia hauv decibels (dB) thiab tso tawm rau ntawm 2.25-inch LCD npo, nws yooj yim nyeem ntawm cov qauv tsim loj. Ntev nias lub khawm backlight kom tig lub teeb rov qab, ua kom yooj yim saib txawm nyob hauv lub teeb pom kev zoo

 

 

Handheld Noise Decibel Meter nrog A / C Qhov hnyav

GVDA decibel meter siv lub condenser microphone meej los ntes lub suab. Nws tau nruab nrog A-qhov hnyav thiab C-qhov hnyav uas ntsuas lub suab nrov ntawm 30 txog 130 dB nrog qhov tseeb ntawm ± 1.5 dB, Ntau zaus ntawm 30 txog 8,000Hz. Zoo meej rau kev soj ntsuam cov suab nrov hauv cov zej zog, tsev ua yeeb yam, suab tshuab, tsheb, kev cob qhia, tsev kawm ntawv, chaw ua haujlwm, factories

 

 

MAX/MIN ntsuas, Hnub Tuav

Lub suab siab theem (SPL) meter muaj Max lossis Min ntsuas qhov tseem ceeb los sawv cev rau qhov siab tshaj plaws / tsawg kawg (siab / qis ncov) tus nqi ntawm lub suab tsim nyob rau hauv ib lub sijhawm, thiab cov ntaub ntawv tuav haujlwm tuaj yeem khov qhov kev nyeem tam sim no raws li lub suab. ntsuas raws li tus kheej xav tau

 

 

Dab tsi nyob hauv lub thawv

 

Decibel Meter, 3 x AAA roj teeb, 1 x Cov neeg siv phau ntawv, 1 x Nqa Case. TopTes lub suab ntsuas ntsuas nrog rau 3-xyoo Warranty thiab kev pab cuam lub neej. Thov koj xav tiv tauj peb yog tias koj muaj lus nug lossis kev txhawj xeeb

 

 

 

 

 

 

 

 

 

 

FAQ

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1. Kuv puas tuaj yeem sib xyaw ua qauv xim?
Yog, paub meej, kev txiav txim sib xyaw lossis xim tau txais. Koj tuaj yeem tso peb cov lus hais txog cov qauv xim dab tsi koj xav tau. Tab sis yog tias koj xav coj cov qauv sib txawv, thov ua siab zoo xa email rau peb.

2. Cov ntawv pov thawj rau koj cov khoom yog dab tsi?

Nws nyob ntawm cov khoom, feem ntau ROHS, CE, FCC muaj, qee qhov nrog QI lossis MFI lossis lwm daim ntawv pov thawj.]

3. Koj cov nqe lus them nqi yog dab tsi?
Los ntawm T / T 50% ua ntej; Sib npaug 50% ua ntej xa zaub mov.

4. Lub sijhawm khoom xa tuaj yog dab tsi?

Lub sij hawm xa tuaj rau cov qauv xaj yog ib txwm 1-3 hnub ua haujlwm tom qab tau txais tag nrho cov nyiaj them poob haujlwm. Rau kev txiav txim ntau, nws yog li 10 ~ 35 hnub ua haujlwm tom qab tau txais qhov tso nyiaj.

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