For many years, the Beyerdynamic DT 109 has been the standard headphone/microphone combination for live, remote broadcasting, studio, film, TV and language laboratory application. The headphone transducers feature extended frequency response, and an adjustable, noise-cancelling microphone provides clear, audible speech transmission.
Beyerdynamic DT109-200/400-BLK Features:
- Highly sensitive headphone and microphone transducers
- Excellent ambient noise attenuation
- Capable of handling very high SPL
- Rugged, field-servicable construction
- Comfortable for long-term wearing
- Modular construction for easy servicing
Beyerdynamic DT109-200/400-BLK Specifications:
- Microphone
- Transducer type: Dynamic
- Operating principle: Pressure gradient
- Frequency response: 40 – 12,000 Hz
- Polar pattern: Hypercardioid
- Output voltage: approx. 2.5 mV at a distance of 5 cm
- Nominal impedance: 200 Ω
- Load impedance: ≥ 1000 Ω
- Headphone
- Transducer type: Dynamic
- Operating principle: Closed
- Frequency response: 30 – 20,000 Hz
- Nominal impedance: 400 Ω ± 10% per
- cartridge*
- Nominal SPL at 1 kHz: 94 dB
- T.H.D.: < 1%
- Power handling capacity: 1000 mW 124 dB
- Ambient noise attenuation: approx. 20 dBA
- Sound coupling to the ear: Circumaural
- Headband pressure: approx. 4.5 N
- Weight (without cable): 390 g









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