Neumann 509111 Studio Headphone NDH 30
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Home / Neumann 509111 Studio Headphone NDH 30
The Neumann NDH 30 is a reference-class, open-back headphone designed for the most demanding studio applications, including editing, mixing, and mastering. While the closed-back NDH 20 focuses on isolation, the NDH 30 is built for transparency and spatial precision. It replicates the sound of a perfectly calibrated Neumann KH-Line loudspeaker system in a portable format, providing a linear soundstage and razor-sharp stereo imaging that allows professionals to make critical audio decisions with absolute confidence.
Reference-Grade Linearity: The NDH 30 is engineered for outstanding linearity and transient response. Unlike many headphones that overemphasize certain frequencies, the NDH 30 uses frequency-selective absorbers to eliminate high-frequency peaks that often lead to incorrect mixing decisions. This ensures that you hear a dry, uncolored, and highly accurate representation of your audio.
High Spatial Resolution: As an open-back design, the 38mm dynamic transducers work as acoustic dipoles. This allows the sound characteristics to unfold optimally, creating an impressive stereo panorama with precise localization. You can easily detect the depth of a mix and pinpoint the exact placement of instruments in the stereo field.
Mastering-Grade Accuracy: With a wide frequency response of 12 Hz to 34,000 Hz, the NDH 30 allows you to check the ultra-low sub-bass and the airy high-end extremes. Its distortion levels are exceptionally low ($<0.03\%$ THD), ensuring that what you hear is the pure signal, free from coloration.
Internally Balanced Connection: To minimize channel crosstalk and further improve spatial resolution, the NDH 30 comes with a high-quality, cloth-covered internally balanced cable. This symmetrical design is a key factor in its superior stereo imaging.
Exceptional Comfort & Build: Designed for long-term use, the NDH 30 features large, breathable cloth-covered memory foam ear pads. The mechanical construction is built to last, featuring a flexible steel headband and lightweight aluminum ear cups. The foldable design and included soft cloth pouch make it easy to transport between studios.
Neumann Ecosystem Compatibility: The NDH 30 is specifically tuned to be "mix-compatible" with Neumann’s KH-Line studio monitors. This allows for a seamless transition between working on speakers and working on headphones, which is especially useful for binaural mixing and immersive content creation (VR/Gaming).
Outstanding Linearity: Similar to a perfectly calibrated Neumann monitor system.
Open-Back Design: Provides transparent sound, fast transient response, and dry bass.
High Spatial Resolution: Razor-sharp localization and depth gradation in the stereo image.
Long-Term Comfort: Large fabric-covered memory foam pads for fatigue-free sessions.
Professional Construction: Spring steel and aluminum build with a foldable design.
Internally Balanced Cable: Detachable, cloth-covered cable designed to reduce crosstalk.
| Feature | Details |
| Model | Neumann NDH 30 (509111) |
| Acoustic Principle | Dynamic Open-Back |
| Ear Coupling | Circumaural (Over-Ear) |
| Transducer Size | 38 mm (1.5") with Neodymium Magnets |
| Frequency Response | 12 Hz – 34,000 Hz |
| Nominal Impedance | 120 Ohms |
| Sensitivity | 104 dB SPL (1 kHz / 1 Vrms) |
| THD (Total Harmonic Distortion) | < 0.03% (at 1 kHz, 100 dB SPL) |
| Cable Type | 3.0m Straight, Internally Balanced (Detachable) |
| Weight | 352g (excluding cable) |
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