Sennheiser HMEC 460 manual

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ACX-1 ACX-2

ACX-11 ACX-22

Connecting the headset to the on-board DC power supply system

To power the NoiseGard electronics, you can connect the headset to the on-board DC power supply system (12–35 VDC).

￿Have a 3-pole XLR socket (optional accessories) be mounted by a technician qualified to perform this type of installation.

￿ Connect the XLR-3 plug to the 3-pole XLR socket.

Connecting the headset to a cigarette lighter socket (12–35 VDC) via an adapter cable

Sennheiser offers special adapter cables with XLR-3 socket for connecting the NoiseGard electronics of the headset to the on-board DC power supply via the cigarette lighter socket:

yACX-1adapter cable for powering one headset via the cigarette lighter socket

yACX-2adapter cable for powering two headsets via the cigarette lighter socket

The adapter cables are also available with a right-angled jack plug featuring a 7.5 A fuse and a green LED operation indicator:

yACX-11adapter cable for powering one headset via the cigarette lighter socket

yACX-22adapter cable for powering two headsets via the cigarette lighter socket

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Contents Hmec Page Contents Care and maintenance Safety instructions Improper use Intended use of the headsetHmec 460 headset Page Delivery includes Headset Overview of operating elementsOperating control Connecting cable Connecting the headphones and the microphonePreparing the headset for use Powering the NoiseGard active noise compensation Page LED Activating the auto shut-off function Connecting a mobile telephonePage Connecting an additional audio player Adjusting the headband Adjusting the headsetChanging the left and right stereo channel Rotating the microphone boomPositioning the microphone towards the corner of the mouth Switching between mono and stereo mode Using the headsetAdjusting the volume Attaching the cable clip Switching NoiseGard on/offFolding up the headphones Cleaning the headset Care and maintenanceReplacing the wind shield Replacing the headband padding Replacing the earpadsProblem Possible cause Possible solution If a problem occursProblem Possible cause Possible solution Product name Product description Cat. No Accessories/spare partsNoiseGard principle Valuable information on NoiseGardPage Headphones SpecificationsMicrophone incl. preamplifier General data XLR-3 plug Connector assignmentMm jack plug PJ-068 equivalent ¼ 6.35 mm jack plugManufacturer Declarations WarrantyCE Declaration of Conformity
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HMEC 460 specifications

The Sennheiser HMEC 460 is a high-quality aviation headset designed for pilots and aviation enthusiasts who require exceptional sound quality and comfort during long flights. This product stands out in the crowded market of aviation headsets due to its advanced features, robust build quality, and impressive noise-canceling capabilities.

One of the most notable features of the HMEC 460 is its dynamic noise-canceling technology. This advanced system effectively reduces ambient noise, ensuring clear communication between the pilot and co-pilot, as well as between air traffic control and the aircraft. The headset operates at a high level of noise isolation, allowing users to focus on their duties without the distraction of background sounds. This is particularly important in aviation, where clear communication is critical for safety.

Comfort is another significant aspect of the HMEC 460. It features plush ear cushions and an adjustable headband, providing a snug fit without causing discomfort during extended use. The lightweight design further enhances the comfort level, making it ideal for long flights. The headset also includes a flexible microphone boom, which can be positioned for optimal voice clarity while minimizing wind noise.

The build quality of the Sennheiser HMEC 460 is robust, designed to withstand the rigors of the aviation environment. The materials used in construction are durable yet lightweight, ensuring longevity and reliability. Additionally, the headset incorporates a shielding design that protects against electromagnetic interference, which is crucial when flying in aircraft equipped with various electronic systems.

In terms of connectivity, the HMEC 460 has a versatile plug-and-play design, making it compatible with a wide range of aircraft intercom systems. This adaptability extends its usefulness across different aircraft types and flight scenarios. The headset also has a mono/stereo switch, allowing pilots to choose the audio output mode based on their preference and the specific requirements of their aircraft.

In summary, the Sennheiser HMEC 460 is a sophisticated aviation headset that combines comfort, high-quality sound, and advanced noise-canceling technology. With its durable design and compatibility with various intercom systems, it has become a favorite among pilots seeking a reliable, high-performance headset for their aviation needs. Whether flying for leisure or professionally, the HMEC 460 enhances the experience by providing clear communication and exceptional comfort in the cockpit.