Sennheiser HMEC 200iii manual Technical Data

TECHNICAL DATA

HEADPHONE
Transducer principle	dynamic, closed
Coupling to the ear	circumaural
Frequency response	45 - 15.000 Hz
Nominal impedance active	170 Ω (2 x 340 Ω in parallel)
Nominal impedance passive	145 Ω (2 x 390 Ω in parallel)
Attenuation active + passive	> 25 - 40 dB
Operating voltage	12 V - 35 V DC
Current consumption	typ. 50 mA
MICROPHONE
Transducer principle	electret capsule with noise compensation
Frequency response	300 - 5000 Hz (RTCA / DO 214)
Sensitivity	400 mV ± 3 dB / 114 dB (RTCA /DO 214)
Operating voltage	8 - 16 V DC / approx. 8 - 25 mA
	(RTCA / DO 214)
CONNECTIONS HMEC 200-III
Power supply	3-pin XLR socket for connection to
	airborne supply systems
Connecting cable	round cable, single-sided routing
length	1.8 m
Plug headphone	PJ 055
Plug microphone	PJ 068
CONNECTIONS HMEC 222-III
Power supply	3-pin XLR socket for connection to
	airborne supply systems
Connecting cable	round cable, single-sided routing
length	1.8 m
Plug headphone / microphone	U-174/U (7.2 mm)
GENERAL
Caliper pressure	approx. 10 N
Weight without cable	approx. 13.05 oz. (370 g)
Subject to alterations

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