Overview

The HMD/E/C 27 professional broadcast headsets are meticulously tailored for commentators and audio engineers who demand the highest levels of audio performance and ergonomic comfort. These closed, circumaural headsets feature ActiveGard© limiting technology to protect your hearing and microphone options like a pre-polarized condenser capsule or a dynamic capsule, depending on your application. At the same time, their lightweight build, soft earpads, and innovative two-piece headband offer pressure-free wear. Furthermore, the HMDC 27 also includes switchable NoiseGard™ technology for operating in the noisiest environments.

The top-of-the-line HMDC 27 professional broadcast headset features optimized comfort and a dynamic microphone that is ideal for commentators and audio engineers working in loud environments. These closed, circumaural headsets feature ActiveGard© limiting technology to protect your hearing. Accurate and linear sound reproduction combines with switchable NoiseGard™ active technology to increase intelligibility while protecting your hearing by actively reducing noise by an additional 15 dB.

Features

• Dynamic microphone delivers reliable broadcast quality, even in noisy environments
• Premium comfort with lightweight design and split headband to eliminate pressure points
• Accurate sound reproduction for demanding professional radio and TV applications
• Active NoiseGard™ technology increases intelligibility and reduces noise by an additional 15 dB
• Modular design for using different cables and boom arms
• Flip-away headphone for single-sided listening
• Switchable microphone boom for left- or right-side configuration

Specifications

Product

• Transducer principle: dynamic, closed (Headphones) | dynamic (Microphone)
• Total harmonic distortion (THD): < 0.1% @ 1 kHz, 100 dB SPL

Frequency Specifications

• Frequency response: 4 Hz – 21,000 Hz (Headphones) | 40 Hz - 18,000 Hz (Microphone)
• Audio frequency response: 4 Hz – 21,000 Hz (Headphones) | 40 Hz - 18,000 Hz (Microphone)

Acoustic Properties

• ActiveGard®: 110 dB SPL @ 1 kHz
• sound pressure level: 125 dB SPL (ActiveGard off)

Ambient Conditions

• Temperature range: -15 °C to +55 °C (Operation) | -40 °C to +70 °C (Storage)
• Operating temperature (C): -15 °C to +55 °C (Operation) | -40 °C to +70 °C (Storage)

Electrical Properties

• Impedance: 130 Ω (Headphones) | 300 Ω (Microphones)
• Output voltage: 0.5 mV/Pa @ 1 kHz

Dimensions

• Weight (g): approx. 250 g (without cable)