Using the headset

Switching NoiseGard™ on/off

 

The NoiseGard™ ON/OFF switch

allows you to switch

the NoiseGard™ active noise compensation on or off. With NoiseGard™ switched off, the headset can be used as a conventional headset.

￿ Set the NoiseGard™ ON/OFF switch

to the desired

position:

 

 

 

ON: NoiseGard™ is switched on. The LED

lights up,

indicating the battery

charge

status (see

page 11) or power supply via the aircraft DC

power supply system.

 

 

 

OFF: NoiseGard™ is switched off. The LED

is off.

Adjusting the volume

 

 

 

The two slide volume controls

allow you to adjust the

volume for the left and right channel separately.

CAUTION! Hearing damage due to high volumes!

This headset is capable of producing high sound pressure levels. Higher volumes or lon- ger durations can damage your hearing!

Set the volume to a medium level. Make sure that you can hear critical sounds such as war- ning alarms.

￿ Use the two volume controls to adjust the desired volume.

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Sennheiser HMEC 46 manual Using the headset, Switching NoiseGard on/off, Adjusting the volume

HMEC 46 specifications

The Sennheiser HMEC 46 is a robust headset designed primarily for professional applications, particularly in aviation and air traffic control. Renowned for its exceptional sound quality and durability, it has become a preferred choice for users who require reliability in high-noise environments.

One of the standout features of the HMEC 46 is its active noise cancellation technology. This innovative system effectively reduces background noise, enabling users to communicate clearly without distractions. The headset employs dual microphones to capture ambient sounds, which are then processed to cancel unwanted noise, providing a crystal-clear audio experience.

Comfort is a critical aspect of any headset, especially for long periods of usage. The HMEC 46 comes equipped with plush, padded ear cups and an adjustable headband, ensuring a snug fit that doesn't compromise comfort. The lightweight design of the headset also contributes to a wear session free of fatigue, even during prolonged use.

In terms of sound quality, the HMEC 46 delivers an impressive audio performance. With its wide frequency response and high-fidelity sound reproduction, users can expect clear communication and detailed sound. The headset features a dynamic microphone that captures the user's voice accurately, ensuring that transmissions are clear and intelligible.

Durability is another cornerstone of the HMEC 46's design. It is constructed with high-quality materials that can withstand the rigors of daily use, whether in an aircraft, control tower, or similar settings. This rugged construction makes it suitable for both professional and recreational use, ensuring longevity and reliability.

The HMEC 46 is also compatible with a variety of devices. It often comes with dual-plug connectors, making it suitable for various aviation communication systems. This versatility ensures that it can be utilized across different platforms without compatibility issues.

Finally, user-friendly controls are conveniently located on the headset. This allows for quick adjustments to volume or microphone settings, enhancing the overall user experience.

In summary, the Sennheiser HMEC 46 is a high-performance headset that combines advanced noise cancellation technology with exceptional sound quality, comfort, and durability. It is an ideal solution for professionals in high-noise environments who demand clarity and reliability in their communication tools.