HME 110 ATC/C3 Series ATC Headsets

Product catalog summary

Overview
The Sennheiser HME 110 ATC/C3 headsets are designed for air traffic controllers and C3/Surveillance operators working in noisy environments. They offer closed-ear noise protection with excellent passive attenuation and a noise-cancelling microphone for clear speech transmission. The headsets are comfortable for long wear, with adjustable microphone sensitivity and volume control for optimal sound settings. Users can switch between mono and stereo operation, and the design ensures a firm fit with various cable lengths and jack options available.

Benefits and Features

Sennheiser Voice Clarity for accurate communication and a natural listening experience.
Noise-cancelling microphone reduces ambient noise, improving intelligibility and reducing communication errors.
Closed ear cups provide passive noise attenuation up to 40dB.
Built-in volume control for quick adjustments, with the option to disable if needed.
Mono/stereo switching for dual communication sources.
Flexible microphone boom can be positioned on either side.
Customizable cables and connectors.

Technical Data

Sound pressure level: 92 ±3 dB SPL @ 1 KHz, 0.5 V; 90 ±3 dB SPL @ 1 KHz, 1 mW; 98 ±3 dB SPL @ 1 KHz, 1V; Max SPL: 120 dB.
Total harmonic distortion: < 1% at 100 dB SPL at 1 kHz.
Frequency response: 45 – 15,000 Hz.
Impedance: 300 Ω stereo / 150 Ω mono.
Power rating: 200 mW.
Microphone type: Electret, MKE 45-1, noise-cancelling, uni-directional.
Output voltage: 40 mV/Pa ±1dB @ 1kHz.
Supply voltage: 8-16 VDC.
Frequency response: 100 – 5,000 Hz.
Recommended load impedance: 150 – 2,200 Ω.

General Data

Cable length: 1.5 m / 59.1 in (HME 110 ATC), 1.85 m / 72.8 in (HME 110 C3).
Connector: 5.25mm jack plug microphone, 6.35mm jack plug headset.
Wearing style: Headband, double-sided.
Contact pressure: 10 N.
Ear coupling: Closed, Circumaural.
Weight: 350 g / 12.35 oz.
Storage temperature: −55 °C to +70 °C / −67 °F to +158 °F.
Operating temperature: −10 °C to +55 °C / +14 °F to +131 °F.
Warranty: 5 years.

Content of Delivery

Headset, cable clip, safety guide, quick guide.

Accessories

MZW 45 Windscreen, HZC 08 Cable clip, HMS 26-2 Headband padding, Comfort earpads.

Packaging

Product packaging dimensions: 230 x 170 x 105 mm / 9.06 x 6.69 x 4.13 in.
Package weight: 562 g / 19.82 oz (HME 110 ATC), 532 g / 18.77 oz (HME 110 C3).
Units in distributor master carton: 10.
Master carton weight: 6.48 kg / 14.29 lbs (HME 110 ATC), 6.18 kg / 13.62 lbs (HME 110 C3).
Master carton dimensions: 590 x 290 x 350 mm / 23.22 x 11.42 x 13.78 in.

Catalog excerpts

FACT SHEET HME 110 ATC/C3 Series ATC Headsets Uncompromising sound control Sennheiser HME 110 ATC/C3 headsets with closed-ear noise protection provide excellent passive attenuation for air traffic controllers or C3/Surveillance operators in particularly noisy environments. A noise-cancelling microphone ensures excellent speech transmission and soft ear pads and headband deliver long-wearing comfort. To set the headset’s sound for varying sound environments, microphone sensitivity can be simply adjusted and a handy volume control on the headset optimizes sound on the fly if conditions change. It’s also possible to choose between mono and stereo operation. A fully adjustable design ensures a firm fit for any user and a choice of cable lengths and jack options make it simple to adapt to any system or platform. BENEFITS AND FEATURES - Sennheiser Voice Clarity for accurate communication, provides a natural listening experience - Excellent speech transmission Noisecancelling microphone reduces ambient noise to improve intelligibility and reduce “call-back/read-back” events - Noise reduction with closed ear cups offering passive attenuation up to 40dB - Quick volume adjustment with built in volume control on ear cup. Can be disabled if needed - Choice of mono/stereo with simple switching for dual communications sources - Flexible microphone boom - can be worn on either left or right-hand side - Cable/connector/PTT Wide range of cables and connectors, can be customized

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FACT SHEET HME 110 ATC/C3 Series ATC Headsets Technical Data Product THD, total harmonic distortion at 100 dB SPL at 1 kHz Frequency response Power rating Microphone type Output voltage Pick-up pattern Noise-cancelling, uni-directional Noise-cancelling, uni-directional Supply voltage Frequency response Headphones Sound pressure level: Recommended load impedance 150 – 2,200 Ω General Data Cable length Connector/cable termination 5.25mm jack plug microphone 6.35mm jack plug headset Open end, pre-tinned cable Wearing style Headband, double-sided Headband, double-sided Contact pressure Closed, Circumaural...

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FACT SHEET HME 110 ATC/C3 Series ATC Headsets Technical Data Packaging HME 110 ATC HME 110 C3 Package weight (incl. complete 562 g / 19.82 oz 532 g / 18.77 oz product and packaging) Units in distributor master carton 10 10 Master carton weight 6.48 kg / 14.29 lbs 6.18 kg / 13.62 lbs incl. products Dimension of master carton 590 x 290 x 350 mm 590 x 290 x 350 mm Unit pack/end user 1 1 Sennheiser Communications a/s Industriparken 27, DK-2750 Ballerup, Denmark www.sennheiser.com

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