Sennheiser HMEC 46 manual Specifications, Headphones, Microphone incl. preamplifier

Specifications

Headphones

Transducer principle	dynamic, open
Ear coupling	supra-aural
Frequency response	20–14,000 Hz
Impedance	600 Ω / 1.200 Ω
mono/stereo
Characteristic SPL	93 dB SPL at 1 kHz, 1 mW,
	mono
	95 dB SPL at 1 kHz, 1 V
Active attenuation	≥ 10 dB (300–700 Hz)
THD	< 10 % at 110 dB SPL
	(300–3,000 Hz)
Contact pressure	approx. 3 N
Microphone incl. preamplifier
Type	MKE 46
Transducer principle	pre-polarized condenser
	microphone,
	noise-compensating
Frequency response	350–6,000 Hz
Output voltage	adjustable from 17–100 mV/Pa,
	40 mV/Pa (factory pre-set)

=400 mV at 114 dB SPL

Terminating impedance 150–2,200 Ω

Supply voltage 8–16 V DC

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