Technical data

Weight, without cable Length of cable Connector HME 45-CA Connector HME 45-KA

Headphones

Transducer principle

Frequency response

Impedance

Sensitivity (1 kHz, 1 mW) Total harmonic distortion Contact pressure

Microphone with amplifier

Transducer principle Frequency response at a distance of approx. 2 cm from the corner of the mouth Max. sound pressure level Output voltage

Min. terminating impedance Supply voltage for microphone

Subject to alterations.

140g

1.8 m XLR, 5-pin

PJ-055, 6.35 mm ø (headphone) PJ-068, 5.25 mm ø (microphone)

dynamic, open

20 to 18,000 Hz

1200 per system (connected in parallel) 102 dB ± 3 dB

<1 % approx. 1.6 N

back electret condenser microphone

300 to 5,000 Hz

120 dB

400 mV ± 3 dB at 114 dB SPL (as per RTCA / DO-214)

150

8 - 16 V DC, 8 - 25 mA (as per RTCA / DO-214)

Instructions for use

HME 45 - CA

 

P/N 045-250-025

 

HME 45 - KA

 

P/N 045-250-015

Sennheiser electronic GmbH & Co. KG

D-30900 Wedemark

Telefon: +49 (0) 5130 600 0

Telefax: +49 (0) 5130 600 300

Printed in Germany

Publ. 04/02

59888 / A04

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Sennheiser HME 45 - CA, HME 45- KA manual HME 45 CA, HME 45 KA, Technical data, Instructions for use

HME 45- KA, HME 45 - CA specifications

The Sennheiser HME 45 series, which includes the HME 45-CA and HME 45-KA, stands out as a premier choice for professional intercom applications. Designed with advanced audio technology and user-centric features, these headsets deliver exceptional performance and comfort, making them ideal for broadcasting, film production, and live event coordination.

One of the main features of the HME 45 series is its superior sound quality. Sennheiser's renowned audio engineering allows users to experience clear and natural sound reproduction. The dynamic microphone provides excellent speech intelligibility, ensuring that communication is paramount in noisy environments. This quality is particularly crucial in live production scenarios, where every word counts.

The ergonomic design of the HME 45 series is another of its standout characteristics. It is crafted for prolonged use, incorporating padded ear cups and an adjustable headband. This thoughtful design ensures comfort during extended wear, which is essential for professionals who spend long hours on set or in control rooms. The lightweight construction further enhances wearability, allowing users to maintain focus without distraction.

In terms of connectivity, the HME 45-CA version features a 4-pin XLR connector, while the HME 45-KA is equipped with a 3.5 mm connector, providing versatility across various devices. This adaptability allows users to leverage these headsets in multiple settings, whether connecting to a standard intercom system or a portable audio device.

The noise-canceling capabilities of the microphone are worth noting, as they filter out background noise. This feature ensures that messages are transmitted clearly, regardless of the surrounding environment. It empowers users to communicate effectively even in demanding scenarios, such as outdoor concerts or crowded venues.

Additionally, the HME 45 series demonstrates impressive durability. Constructed from high-quality materials, these headsets can withstand the rigors of professional use. Thus, they are a reliable investment for audio professionals who require equipment that can endure the challenges of daily wear and tear.

Overall, the Sennheiser HME 45-CA and HME 45-KA headsets offer a blend of advanced technology, comfort, and durability. With outstanding audio quality, ergonomic design, versatile connectivity, and noise-canceling features, they are well-equipped to meet the demands of diverse audio communication needs in various professional environments. Whether in a bustling studio or on location, the HME 45 series ensures that users remain connected and clear in their interactions.