Microphone qhia rau kev mloog nyob deb

Cov txheej txheem:

Microphone qhia rau kev mloog nyob deb
Microphone qhia rau kev mloog nyob deb
Anonim

Directional microphones muaj lub diffuser nrog rau lub amplifier. Ntau qhov kev hloov kho yog siv los ntawm cov kev pabcuam tshwj xeeb. Cov khoom siv niaj hnub no yog tsim nrog thiab tsis muaj lim. Ntau qhov kev hloov kho tuaj yeem khav theeb ntawm kev nkag siab zoo. Raws li cov kws tshaj lij, nws yog qhov tsim nyog yuav cov qauv nrog ob lub roj teeb lithium.

Qhov tsawg kawg nkaus zaus yog 300 MHz ntawm qhov nruab nrab. Lub impedance rhiab heev tsis tshaj 3 mV. Ntau tus qauv siv ob lub amplifiers. Lub conductivity ntawm lub suab teeb liab nyob rau hauv cov ntaub ntawv no nce heev heev. Ntawm kev ua lag luam, lub microphone coj mus rau cov kws tshaj lij raug nqi txog 12 txhiab rubles.

directional microphone rau mloog nyob deb
directional microphone rau mloog nyob deb

YYuav ua li cas DIY?

Yuav ua kom lub microphone taw qhia nrog koj tus kheej tes, koj yuav tsum xub nruab lub diffuser. Ntau tus kws tshaj lij hauv qhov xwm txheej no pom zoo kom siv cov khoom siv diode. Lawv qhov tsawg kawg nkaus rhiab heev Performance index yog nyob rau nruab nrab 4 mV. Nws tseem tsim nyog sau cia tias lub microphone yuav xav tau lub lim me me uas yuav tiv thaiv lub suab nrov. Nws yog qhov tsim nyog los xaiv cov amplifiers ntawm hom tsawg zaus.

Lawv lub zog siv tsis siab dhau. Nws tseem tsim nyog sau cia tias lawv yog cov compact thiab tsis siv ntau qhov chaw hauv lub cuab yeej. Lub roj teeb ncaj qha ntsia tom qab lub diffuser. Txhawm rau ua kom lub zog ntawm cov teeb liab, nws raug nquahu kom siv lub adapter tas li.

King EH031 ntaus ntawv tsis muaj

Cov kev taw qhia lub microphone no feem ntau yog qhov zoo. Raws li kws txawj, lub teeb liab conductivity nyob rau hauv lub ntaus ntawv yog heev siab. Lub amplifier zoo tsim nyog tau txais kev saib xyuas tshwj xeeb. Lub microphone no siv hom linear. Cov txheej txheem tiv thaiv yog siv chav kawm PP40.

Cov av noo ntawm cov koob no microphone yog 40%. Raws li cov kws tshaj lij, qhov tsawg zaus pom tau los ntawm diffuser yam tsis muaj teeb meem. Cov khoom txawv teb chaws txo qhov kev hnov lus zoo. Lub microphone taw qhia no ua haujlwm zoo txog li 130 meters deb. Linear audio output nyob rau hauv rooj plaub no yog muaj. Kev hloov kho nqi ib ncig ntawm 8800 rubles.

directional microphone tshuaj xyuas
directional microphone tshuaj xyuas

King EH035 series microphones

Qhov kev coj ua lub mloog pob ntseg no yog tsim los nrog ob lub dipole triodes. Lub amplifier feem ntau yog siv hom tsawg zaus. Lub rhiab heev Performance index ntawm impedance yog 3.3 mV. Raws li cov kws tshaj lij, lub teeb liab conductivity ntawm tsawg zaus yog siab heev.

Kev hloov kho tus neeg xyuas pib nyob rau tom qab ntawm lub cuab yeej. Nws tseem tsim nyog sau cia tias tus qauv yog nruabKev tiv thaiv zoo heev chav kawm PP42. Tag nrho cov no qhia tias qhov kev hloov kho tuaj yeem ua haujlwm ntawm qhov deb ntawm ntau tshaj 130 meters. Lub suab audibility ntawm cov frequencies siab heev. Qhov loj me me ntawm lub microphone tsim nyog tau txais kev saib xyuas tshwj xeeb. Tus nqi ntawm cov khoom no pib los ntawm 13 txhiab rubles.

directional microphone
directional microphone

Txoj kev hloov kho King EH040

Lub microphone (kev taw qhia) ntawm cov lus nthuav tawm yog qhov txawv ntawm qhov zoo ntawm kev mloog ntawm tsawg zaus. Cov lim hloov pauv yog siv nrog lub diode adapter. Raws li cov kws tshaj lij, lub diffuser muaj lub teeb liab qis. Nws tseem tsim nyog sau cia tias tus qauv muaj teeb meem nrog kev tso tawm sai. Lub roj teeb hauv lub cuab yeej siv hom lithium, thiab nws yog tsim los rau tsib teev ua haujlwm. Nws muaj zog tsawg heev. Lub amplifier nyob rau hauv tus qauv yog tsis zoo. Cov cuab yeej raug nqi txog 12,300 rubles hauv khw

Shure SV200 ntaus ntawv tsis muaj

Lub microphone (kev taw qhia) zoo rau kev mloog ntawm qhov deb tshaj 100 meters. Yog tias koj ntseeg cov kws tshaj lij, ces qhov tsawg zaus tau hnov zoo kawg nkaus. Lub microphone adapter yog qhov zoo. Nws tseem tsim nyog sau cia tias lub diffuser tuaj yeem ua haujlwm ntawm cov av noo siab. Lub lim me me uas lim tawm cov suab tsis tsim nyog yuav tsum tau saib xyuas tshwj xeeb.

Kev cuam tshuam los ntawm kev co extraneous, nws lim tau zoo heev. Txawm li cas los xij, tseem muaj qee qhov tsis txaus hauv lub cuab yeej. Nrog rau siab frequencies nyob deb, tus qauv copes tsis zoo. Line-out audio hauv qhov noploj lawm. Nws tseem tsim nyog sau cia tias tus qauv yog tawm sai sai. Nyob rau hauv cov ntaub ntawv no, lub roj teeb qhia tej zaum kuj burns tawm. Kev hloov kho tus nqi hauv peb lub sijhawm kwv yees li 14,300 rubles.

directional microphone rau kev mloog
directional microphone rau kev mloog

Shure SV300 Series Microphones

Lub microphone no (kev taw qhia) yog qhov zoo tshaj plaws rau kev siv ntawm qhov deb txog li 140 meters. Lub conductivity ntawm lub teeb liab ntawm tsawg zaus yog siab heev. Ntawm qhov deb txog li 80 meters, lub suab audibility zoo heev. Lub adapter rau lub roj teeb hauv qhov no yog xaiv hom dipole. Lub microphone no tsuas muaj ib lub diffuser xwb. Txhawm rau txuas lub mloog pob ntseg, siv cov kab tawm coaxial tso tawm. Tsis tas li ntawd, qhov kev hloov kho muaj 3.5 hli jack. Lub siab rhiab heev nyob rau hauv cov ntaub ntawv no yog 3.3 mV.

Raws li cov kws tshaj lij, cov cuab yeej tsis haum rau cov kws tshaj lij hauv txoj kev zoo tshaj plaws. Tus qauv tsis muaj qhov taw qhia. Nws kuj tseem tsim nyog sau cia tias lub diffuser tsis tiv taus zoo nrog cov zaus siab. Yog tsis muaj adapter rau ib tug linear video tso zis nyob rau hauv lub ntaus ntawv. Lub roj teeb ntsuas ntsuas tsis yog muab los ntawm cov chaw tsim khoom. Qhov kev taw qhia microphone no raug nqi rau kev xa xov ntawm qhov deb ntawm 10-11 txhiab rubles.

DIY directional microphone
DIY directional microphone

Features of Rode NTG-2 modifications

Lub microphone no (kev taw qhia) yog tsim los nrog ob lub khob. Raws li cov kws tshaj lij, lub teeb liab conductivity ntawm tsawg zaus yog siab heev. Ntawm qhov deb txog li 100 meters, lub suab audibility yog qhov zoo. Tsis muaj lim rau impulse suab nrov nyob rau hauv rooj plaub no. Kuj muaj nqisNco ntsoov tias lub microphone amplifier raug xaiv yam tsis muaj adapter.

Yog tias peb tham txog kev sib txuas, nws yog ib qho tseem ceeb uas yuav tsum tau hais txog qhov muaj qhov sib txuas ntawm coaxial. Cov kev hloov kho kuj muaj cov suab tawm suab. Lub audibility ntawm high frequencies ntawm ib tug zoo nyob deb yog tsis zoo heev. Nyob rau hauv cov ntaub ntawv no, lub rhiab heev ntawm lub amplifier yog nyob rau theem ntawm 2.2 mV. Raws li cov kws tshaj lij, lub microphone tsis zoo rau kev siv tshaj lij. Nws tseem yuav tsum tau muab sau tseg tias lub teeb tsis suav nrog ib rooj plaub. Muaj ib qho kev taw qhia lub microphone rau wiretapping ntawm qhov deb li ntawm 14 txhiab rubles.

directional microphone ntawm qhov deb
directional microphone ntawm qhov deb

Samson R23S ntaus ntawv tsis muaj

Nov yog lub microphone compact thiab zoo. Raws li cov kws tshaj lij, cov qauv no feem ntau siv los ntawm cov kev pabcuam tshwj xeeb. Kev khiav dej num ntawm lub cuab yeej yog 44%. Thaum kub siab tshaj 45 degrees, nws yog txwv tsis pub siv. Lub diffuser ntawm kev hloov kho yog ntawm hom diode, thiab cov adapters rau nws raug xaiv nrog ob contactors. Cov lim dej ntawm tus qauv yog tus qauv nruab ntawm hom qis zaus. Lub amplifier nws tus kheej yog siv nrog ib tug low-impedance adapter.

Qhov kev hloov pauv hloov pauv mus txog qhov siab tshaj plaws ntawm 4.3 mV. Yog tias koj ntseeg cov lus sib cav ntawm cov kws tshaj lij, ces tus qauv tiv nrog kev sib txuas ntawm qhov deb ntawm ntau tshaj 150 meters. Kev ua haujlwm tsis zoo ntawm lub amplifier yog qhov tsawg heev. Kev tiv thaiv ntawm lub microphone yog siv chav kawm PP40. Tus nqi rau cov qauv no pib ntawm 10 txhiab rubles.

Samson R25S series microphones

Qhov no yog lub microphone zoo tshaj plaws. Raws li kws txawj, conductivitylub teeb liab ntawm tsawg zaus yog txais. Nws tseem tsim nyog sau cia tias cov cuab yeej raug tso cai siv rau hauv huab cua ntub. KE kab tso zis yog siv nyob rau hauv rooj plaub no.

microphone kev taw qhia
microphone kev taw qhia

Cov cuab yeej kuj muaj 3.5 hli jack. Lub roj teeb ntawm lub microphone yog ntawm 2 A lithium hom, yog tias koj ntseeg cov lus sib cav ntawm cov kws tshaj lij, ces tus qauv tsis zoo nrog cov zaus siab. Hloov cov lim dej yog siv nrog tooj liab insulators. Lub microphone yog compact loj. Tus nqi rau nws pib los ntawm 9300 rubles.

Features of Sennheiser XSW 12

Lub microphone no tsis haum rau kev mloog luv luv. Lub impulse suab nrov lim yog tsis zoo. Txawm li cas los xij, nws tsim nyog sau cia qhov compactness ntawm kev hloov kho. Lub microphone adapter muaj kev nyab xeeb heev. Qhov taw qhia rhiab heev tsis tshaj 3.2 mV.

Nws tseem tsim nyog sau cia tias lub diffuser tsis tshua tawg hauv cov qauv. Lub roj teeb tsuas yog siv rau 3 A. Cov kev tiv thaiv yog siv rau chav kawm PK40. Cov av noo ntawm lub microphone no yog 34%. Tus neeg siv tuaj yeem yuav khoom rau 8300 rubles.

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