HME 43-3 HME 43-3S Instruction manual HME43-3_528263_1109_SP6_PRT.pdf 1 11.11.
Safety instructions y Please read this instruction manual carefully and completely before using the headset. y Make this instruction manual easily accessible to all users at all times. y Always include this instruction manual when passing the headset on to third parties. y The headset is capable of producing sound pressure levels exceeding 85 dB(A). In many countries 85 dB(A) is the maximum legally permissible level for continuous noise exposure during the working day.
Intended use of the headset Intended use includes: y having read this instruction manual especially the chapter “Safety instructions”. y using the headset within the operating conditions as described in this instruction manual. Improper use means using the headset other than as described in this instruction manual, or under operating conditions which differ from those described herein. 2 HME43-3_528263_1109_SP6_PRT.pdf 17 11.11.
The HME 43-3/HME 43-3S headset The HME 43-3/HME 46-3S headset features dynamic headphones. The noise-compensating microphone ensures excellent speech transmission even in noisy environments. Designed for air traffic control and other communication purposes.
Operation Wearing the headset 왘 Adjust the length of the headband to fit your head size or shape. Note: The earpads should exert a slight pressure on the ears. 왘 Holding the headset with two hands, carefully bend the headband to adjust it to a snug but comfortable fit. 4 HME43-3_528263_1109_SP6_PRT.pdf 19 11.11.
Turning the microphone boom The microphone boom can be rotated. This allows the headset to be worn with the microphone boom positioned on either the left or right-hand side of the head. Positioning the microphone 왘 Bend the flexible microphone boom so that the microphone is placed at the corner of the mouth. Note: Maintain a distance of approx. 2 cm between microphone and mouth. 5 HME43-3_528263_1109_SP6_PRT.pdf 20 11.11.
Replacing the wind screen If the wind screen shows signs of wear such as tears or holes, replace the wind screen. 왘 Pull the wind screen from the microphone. 왘 Gently slide-on the new wind screen. Notes: y In order to avoid pop noise, always use the microphone with the supplied wind and pop screen! y Ensure that the wind screen fits securely over the microphone. 6 HME43-3_528263_1109_SP6_PRT.pdf 21 11.11.
Adjusting the volume directly on the audio system 왘 Connect the headset to the corresponding sockets of your audio system. Adjust the volume directly on the audio system. CAUTION! Hearing damage due to high volumes! This headset is capable of producing high sound pressure levels. Higher volumes or longer durations can damage your hearing! 왘 Set the volume to a medium level. Make sure that you can hear critical sounds such as warning alarms.
Storage and transportation 왘 Turn the microphone into the position shown in the diagram. Rotate the earcups by 90°. 왘 Use the supplied carrying bag for storage and transportation. 8 HME43-3_528263_1109_SP6_PRT.pdf 23 11.11.
Care and maintenance Cleaning the headset Use a soft, slightly damp cloth to clean the headset from time to time. If the headset is very dirty, use a cloth dampened with mild, soapy water. CAUTION! Danger of short-circuit due to the ingress of water! Water entering the housing of the headset can cause a short-circuit and damage the electronics. 왘 Use only a slightly damp cloth to clean the headset. Do not use any solvents or cleansing agents. 9 HME43-3_528263_1109_SP6_PRT.pdf 24 11.11.
Replacing the earpads For reasons of hygiene, the earpads should be replaced from time to time. CAUTION! If you pull too sharply, or jerk them, you may damage the new earpads. 왘 Grasp the edge of the foam earpad behind the earcup as shown and peel it up and away from the earcup. Slide the new earpad onto the earcup. Repeat for the other earcup. Cable assignment Headset connector Screen red: Microphone+ white: Microphone– green: Headphones– black: Headphones+ 10 HME43-3_528263_1109_SP6_PRT.pdf 25 11.11.
Product variants Variant (Cat. No.) Description Single-sided round cable HME 43-3 502148 Headset with condenser mic with open ends, length 1.90 m HME 43-3S 502593 Single-sided headset with condenser mic with open ends, length 1.90 m Accessories Cable clip Cat. No. 091551 Leatherette earpads Cat. No. 091532 Foam earpads Cat. No. 091529 Wind screen Cat. No. 091540 Carry bag Cat. No. 517619 Headband padding (1 pair) Cat. No. 529726 Temple support (HME 43-3S only) Cat. No.
Specifications General data Model Connection cable Weight without cable Operating temperature Storage temperature Headphones Transducer principle Frequency response Sound pressure level at 1 kHz/1 mW at 1 kHz/1 V Max. SPL (ActiveGard™) at 1 kHz Ear coupling THD at 1 kHz Contact pressure Nominal impedance Size of earcups HME 43-3 HME 43-3S single-sided round cable, length 1.90 m approx.
Microphone Model Transducer principle Frequency response Output voltage Supply voltage Terminating impedance BKE 43 pre-polarized condenser, noise compensating 400 Hz to 4,500 Hz 300 mV/Pa at a distance of approx. 2 cm (1") between microphone and mouth (factory pre-set); adjustable from 40 to 500 mV/Pa 8 to 16 V DC 150 to 2,200 : 13 HME43-3_528263_1109_SP6_PRT.pdf 28 11.11.
Sennheiser electronic GmbH & Co. KG Am Labor 1, 30900 Wedemark, Germany www.sennheiser.com HME43-3_528263_1109_SP6_PRT.pdf 86 Printed in China Publ. 11/09 528263/A03 11.11.
