AT AT4050ST Stereo verzija AT4050

AT AT4050ST Stereo verzija AT4050

Opis:

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Nudeći realizam živog zvučnog polja, AT4050ST je usmereni kondenzatorski mikrofon sa  kardiodnom i osmo-elementnom konfiguracijom u  Mid-Side (stereo tehnika snimanja) nameštanju. Ovaj inovativni stereo kondenzator dozvoljava snimateljima zvuka izbor između levog-desnog stereo izlaza ili biranja diskretnog Mid-Side signala radi kasnije manipulacije. Dvostruke membranske kapsule održavaju precizni polarni obrazac širom punog frekvencijskog opsega. Njegovo nepromenljivo kolo praktično eliminiše nisko-frekventna izobličenja.

Offering the realism of a live sound field, the AT4050ST is a side-address condenser with cardioid and figure-of-eight elements configured in a Mid-Side arrangement. This innovative stereo condenser allows sound recordists the choice of selecting a left-right stereo output or choosing discrete Mid-Side signals for later manipulation, a remarkable flexibility. The microphone’s dual-diaphragm capsules maintain precise polar pattern definition across the full frequency range. Its transformerless circuitry virtually eliminates low-frequency distortion.

  • Innovative side-address Mid-Side stereo microphone engineered for professional recording, broadcast and sound reinforcement
  • Independent cardioid and figure-of-eight condenser elements
  • Switch selection of Mid-Side mode and two internally matrixed stereo modes
  • Dual-diaphragm capsules maintain precise polar pattern definition across the full frequency range of the microphone
  • Transformerless circuitry virtually eliminates low-frequency distortion and provides superior correlation of high-speed transients
  • The 2-micron-thick, vapor-deposited gold diaphragms undergo a five-step aging process so that the optimum characteristics remain constant over years of use
  • Open acoustical environment of the symmetrical housing assembly minimizes unwanted internal reflections
  • Integral 80 Hz high-pass filter switch and 10 dB pad switch
  • State-of-the-art design and manufacturing techniques ensure compliance with A-T’s stringent consistency and reliability standards
  • Custom shock mount provides superior isolation

Specifications

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    specifikacijeAT4050ST
    element eksterno polarizovan (DC bias) kondenzator
    polarni obrazac  kardiodni i osmo-elementni
    frekventni odziv  20-18,000 Hz 
    atenuator niskih frekvencija 80 Hz, 12 dB/oktava 
    osetljivost otvorenog kola  stereo 90°: – 42 dB (7.9 mV) dB re 1V na 1 Pa 
    stereo 127°: – 41 dB (8.9 mV) dB re 1V na 1 Pa
    mid: – 36 dB (15.8 mV) dB re 1V na 1 Pa
    side: – 36 dB (15.8 mV) dB re 1V na 1 Pa
    otpor  50 ohms 
    maksimalni nivo ulaznog zvuka  mid i side:  149 dB SPL, 1 kHz na 1% T.H.D.;
      159 dB SPL, sa 10 dB podmetačem (nominalan)
    šum  stereo 90°:  25 dB SPL
    stereo 127°:  16 dB SPL
    mid:  15 dB SPL
    side:  17 dB SPL  
    dinamički opseg (tipičan)  Mid:  134 dB, 1 kHz na maksimalni SPL 
    side:  32 dB, 1 kHz na Max SPL
    odnos signal-šum stereo 90°:  69 dB, 1 kHz na 1 Pa 
    stereo 127°:  78 dB, 1 kHz na 1 Pa
    mid:  79 dB, 1 kHz na 1 Pa
    side:  77 dB, 1 kHz na 1 Pa
    fantom napajanje  48V DC, 6.4 mA tipično (oba kanala)
    prekidači  90°, 127°, M-S; neutral, atenuator; 10 dB podmetač (nominalni)
    težina  517 g
    dimenzije  193.0 mm dug, 53.4 mm maksimalni prečnik tela
    izlazni konektori  integralan tro-pinski XLRM-tip 
    kabl  5.0 m dug, osmo-provodnik, zaštićen, stereo kabl obložen vinilom sa peto-pinskim XLRF konektorom na mikrofonu i 
    obezbeđen pribor  AT8449/SV shock držač za 5/8”-27 navojne stalke; 5/8”-27 do 3/8”-16 navojni adapter; zaštitna navlaka; zaštitna torba
    "1 Pascal = 10 dynes/cm2 = 10 microbars = 94 dB SPL

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