148

Sommaire Conseils et précautions	149
Points forts	150
Variantes	151
Contenu	154
Accessoires recommandés	155
Raccordement des casques	156
Câbles de raccordement pour casques micros	156
Possibilités d’alimentation	158
Préparation des casques micros à l’utilisation	164
Ajustement du serre-tête	164
Position du microphone	165
Information complémentaire pour l’utilisation du HMEC 322 dans un hélicoptère	167
Utilisation des casques micros	168
Commutation Marche/Arrêt (ON/OFF) du système NoiseGard™	168
Commutation Mono/Stéréo (excepté HMEC 305, HMEC 305-C, HMEC 322 et HMDC 322) ...	168
Réglage de volume	168
Ajuster le gain du micro	169
Fixation du clip de câble	169
Pliage du casque	169
Pièces de remplacement	170
En cas de difficulté	172
Informations utiles sur le NoiseGard™	174
Le principe NoiseGard™	174
Câblage des connecteurs	177
Caractéristiques techniques	178

148 HMEC 306, HMEC 305-C, HMEC 302, HMEC 305, HMEC 322 specifications

Sennheiser has long been recognized as a leader in audio technology, and its range of aviation headsets reflects this reputation. The HMEC 302, HMDC 322, HMEC 305-C, HMEC 300, and HMEC 322 models are designed for pilots and aviation professionals, combining advanced features, cutting-edge technology, and high-quality sound performance.

The HMEC 302 is renowned for its passive noise attenuation, which effectively blocks unwanted ambient noise while allowing clear communication. This model includes comfortable ear cushions and an adjustable headband, making it suitable for extended use. The lightweight design ensures minimal fatigue during long flights, and the sensitive microphone guarantees optimal voice transmission.

On the other hand, the HMDC 322 integrates active noise cancellation technology, providing an impressive level of sound isolation. This feature is especially valuable in noisy cockpit environments, where distractions can impact concentration. The headset also includes high-quality speakers that deliver crystal-clear audio whether for communication or entertainment, ensuring that pilots remain connected without compromising sound quality.

The HMEC 305-C is designed specifically for commercial pilots and features a robust, durable construction. This model is equipped with a high-performance microphone that offers excellent speech intelligibility, making it ideal for communication in loud environments. Additionally, the HMEC 305-C includes a flexible boom arm that allows precise positioning of the microphone for optimal voice clarity.

The HMEC 300 model focuses on delivering exceptional comfort and function. Its plush ear pads and lightweight materials create a snug fit that is ideal for long flights. This headset also offers a high level of sound isolation, making it perfect for pilots who regularly operate in high-noise environments.

Lastly, the HMEC 322 shares many characteristics with its counterparts. This headset is tailored for users seeking both comfort and superior sound quality. The advanced cushioning and adjustable features ensure that the headset remains comfortable during extended usage, while its robust materials are built to withstand the rigors of aviation use.

Overall, Sennheiser's HMEC series represents a blend of advanced technologies, comfort, and durability, making them essential tools for professionals in aviation. Whether through passive sound isolation, active noise cancellation, or exceptional voice clarity, these headsets cater to the demands of pilots who prioritize safety and performance in their communications.

Sennheiser HMEC 400, HMEC 300, HMDC 322 Préparation des casques micros à l’utilisation 164, 148

Models: HMEC 306 HMEC 305-C HMEC 302 HMEC 305 HMEC 322 HMEC 400 HMDC 322 HMEC 300

Préparation des casques micros à l’utilisation

164

Utilisation des casques micros

168

HMEC 306, HMEC 305-C, HMEC 302, HMEC 305, HMEC 322 specifications