Beyerdynamic : DT 297 PV MK ll (250 Ohms) Beyerdynamic

Broadcast headset with condenser microphone for broadcasting applications (closed)
หมายเลขสินค้า : DT 297 PV MK ll

ราคา 11,590.00 บาท



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Broadcast headset with condenser microphone for broadcasting applications (closed)

หูฟังมอนิเตอร์แบบครอบหูคุณภาพดีใส่สบาย มาพร้อมไมโครโฟนไดนามิกสำหรับพูดออกอากาศ 

The lightweight, closed DT 297 headset has been developed for professional broadcasting use. The headphone features an efficient neodymium magnet system, giving very precise reproduction and excellent intelligibility. Another special feature is the wide frequency response of 10 - 30,000 Hz. The headsets are available with 80 Ω or 250 Ω systems. This headset is equipped with a condenser capsule with an extended bass response. The microphone can be optimally positioned with the flexible gooseneck. The optimum distance to the mouth is around 5 to 10 cm. The frequency response for this distance corresponds to recommendations of the IRT (Institute for Radiotechnology in Munich). The microphone holder is rotatable so that the microphone can be worn on the left or right side. The soft circumaural ear pads and the fully adjustable padded headband offer a outstanding comfort. The cardioid polar pattern ensures high-gain-before feedback and noise cancellation. The wide frequency response ensures clear and precise speech reproduction and intelligibility. All parts such as earpads, headband and gooseneck microphone are easy to replace.

Features

  • Closed headphone
  • Good ambient noise attenuation
  • Neodymium magnet system for very high reproduction precision
  • Soft, circumaural ear pads
  • Cardioid condenser microphone
  • Single-sided connecting cable, plug-in type (delivery does not include the connecting cable)
  • Limiter (optional)
  • Flexible, pivotable gooseneck for optimal positioning with elasticated microphone suspension
  • Improvement of immunity against RFI (Radio Frequency Interference) caused by GSM, DECT, UMTS, Tetra etc.
  • DT 287 single-sided version

Headphone
Transducer principle. . . . . . . . . . . . . . . . Dynamic
Operating principle . . . . . . . . . . . . . . . . Closed
Transmission range . . . . . . . . . . . . . . . . 10 - 30,000 Hz
Nominal impedance. . . . . . . . . . . . . . . . 80 Ω or 250 Ω
Nominal sound pressure level at 1 kHz. . 100 dB
T.H.D. . . . . . . . . . . . . . . . . . . . . . . . . . . < 0.2%
Ambient noise insulation . . . . . . . . . . . . approx. 16 dBA
Average pressure on ears. . . . . . . . . . . . 4.5 N
Weight without cable . . . . . . . . . . . . . . 240 g
Microphone. . . . . . . . . . . . . . . . . . . . . DT 297 PV
Transducer principle. . . . . . . . . . . . . . . . Condenser (back electret)

Transmission range . . . . . . . . . . . . . . . . 40 - 20,000 Hz
Polar pattern . . . . . . . . . . . . . . . . . . . . . Cardioid
Output voltage at a distance of 5 cm. . . . . 5.5 mV
Nominal impedance. . . . . . . . . . . . . . . . approx. 300 Ω
Nominal output impedance . . . . . . . . . . > 1000 Ω
Open circuit voltage . . . . . . . . . . . . . . . 5 mV/Pa at f = 1 kHz
Max. SPL . . . . . . . . . . . . . . . . . . . . . . . . 132 dB
S/N ratio . . . . . . . . . . . . . . . . . . . . . . . . 62 dB
Current consumption . . . . . . . . . . . . . . approx. 3.5 mA
Phantom supply. . . . . . . . . . . . . . . . . . . 12 - 48 V
Microphone. . . . . . . . . . . . . . . . . . . . . DT 297 V.11
Transducer principle. . . . . . . . . . . . . . . . Condenser (back electret)

Transmission range . . . . . . . . . . . . . . . . 20 - 20,000 Hz
Polar pattern . . . . . . . . . . . . . . . . . . . . . Cardioid
Output voltage at a distance of 5 cm. . . . . 52 mV - 1.3 V, adjustable
Nominal impedance. . . . . . . . . . . . . . . . approx. 300 Ω
Current consumption . . . . . . . . . . . . . . 6 - 56 mA
Dimensions
Gooseneck length: . . . . . . . . . . . . . . . . 120 mm
Capsule diameter: . . . . . . . . . . . . . . . . . 19 mm
Weight . . . . . . . . . . . . . . . . . . . . . . . . . 30 g