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Qhia koj hauv 1 feeb Yuav ua li cas xaiv cov suab nrov siab

Nov 21, 2024

Qhia koj hauv 1 feeb Yuav ua li cas xaiv cov suab nrov siab

 

Cov suab nrov meters yog siv rau ntsuas cov suab nrov ntawm ib puag ncig, kho tshuab, tsheb, thiab lwm cov suab nrov; Qhov kev faib tawm ntawm cov suab nrov ntsuas rau kev siv hluav taws xob tsuas yog suav nrog cov hom hauv qab no:


1. Cov suab nrov meters tuaj yeem faib ua kev ntsuas mob siab, kev ntsuas kev ua pa tawm, thiab cov suab nkauj ua suab nrov raws qhov ntsuas qhov tseeb.


2. Cov me me meters tuaj yeem faib rau hauv lub suab nrov-lub suab nrov ntsuas lub suab nrov thiab tsis sib haum lub suab ceeb toom ntawm lub suab lossis teb. Tsis muaj suab nrov uas tau muab faib ua cov suab nrov sib txawv, cov suab tsis xwm yeem, thiab lub suab mem tes.


3. Lub suab nrov me me tuaj yeem faib rau hauv lub suab nrov, cov suab nrov, thiab cov suab nrov muaj suab nrov muaj suab nrov ntawm lub suab nrov ntawm lub suab lossis teb.


4. Cov suab nrov meters tuaj yeem faib ua kev ntsuas kom raug, engisering kev ntsuas, thiab cov suab lus soj ntsuam cov suab nrov raws qhov ntsuas qhov raug.


Cov kev daws teeb meem rau kev sib yuam hauv cov suab nrov me


Cov meter meter 'ntsuas feem ntau muaj cov condenser microphone, powerplifier, hostatier, attenulier, thiab siv tau cov txiaj ntsig txiaj ntsig ntawm lub taub hau. Cov khoom yuam kev ntawm cov suab nrov meters feem ntau suav nrog cov teeb meem txuas ntxiv no:


1. Tsis muaj zaub rau ntawm tus saib
(1 xyoos


(2) Kev Puas Roj Roj: Hloov lub roj teeb.


2. Kev ntsuas kev nyeem ntawv yog qhov qis qis lossis tsis tuaj yeem ntsuas rau 94. {{2} db.
(1) Qhov rhiab heev ntawm lub microphone yog tsawg dhau los yog puas: hloov lub microphone thiab recanterrate nws.


(2) Kev sib tiv tauj ntawm lub preamplifier thiab lub microphone tsis zoo: huv.


(3) Cov ntsaws ntawm cov preamplifier tsis yog nyob rau hauv kev sib cuag nrog tus tswv nruab hos taws: hloov lub ntsaws ntsaws.


3. Kev nyeem ntawv yog siab thaum lub suab qis ntsuas ntsuas, thiab hauv av tiv toj ntawm cov preamplifier tsis zoo: zawm lub tes tsho sab nraud.

 

Handheld DB Meter

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