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HME 45 - CA
P/N 045-250-025
HME 45 - KA
P/N 045-250-015
Instructions for use
Technical data
Weight, without cable 140 g
Length of cable 1.8 m
Connector HME 45-CA XLR, 5-pin
Connector HME 45-KA PJ-055, 6.35 mm ø (headphone)
PJ-068, 5.25 mm ø (microphone)
Headphones
Transducer principle dynamic, open
Frequency response 20 to 18,000 Hz
Impedance 1200 Ω per system
(connected in parallel)
Sensitivity (1 kHz, 1 mW) 102 dB ± 3 dB
Total harmonic distortion < 1 %
Contact pressure approx. 1.6 N
Microphone with amplifier
Transducer principle back electret condenser microphone
Frequency response at a
distance of approx. 2 cm from
the corner of the mouth 300 to 5,000 Hz
Max. sound pressure level 120 dB
Output voltage 400 mV ± 3 dB at 114 dB SPL
(as per RTCA / DO-214)
Min. terminating impedance 150 Ω
Supply voltage for microphone 8 - 16 V DC, 8 - 25 mA
(as per RTCA / DO-214)
Subject to alterations.
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