Advertisement
Replacing the headband
Wearing with large headband padding
1
Remove both small headbands.
2
Collapse the split headband.
3
Mount the large headband padding.
Specifications
HME 27
Headphone
Transducer principle
Ear coupling
Frequency response
Impedance
Power rating
Sensitivity
112 dB SPL / 1 V
128 dB SPL @ 1 kHz
Max. sound pressure level
Limiter off
110 dB SPL @ 1 kHz
Max. sound pressure level
Limiter on
Ambient noise reduction
Distortion
Power supply /
consumption
Contact pressure
Microphone
Type
BKE 10-4
Transducer principle
pre-polarized condenser
microphone
Directivity
cardioid
Transmission rate
40 – 20,000 Hz
Sensitivity
16 mV/Pa @ 1 kHz
Impedance
–
Max. sound pressure level
150 dB SPL, 1 kHz, 0.5% THD
Interface
Phantom-powered P12–P48
Power supply
12 V – 48 V
General Data
Ambient temperature
Weight without cable
Wearing with small headbands
1
Peel off the large headband padding.
2
Pull the headband carrefully apart.
2
Mount the small headbands.
HMD 27
HMDC 27
dynamic, closed
circumaural
8 Hz – 18,000 Hz
64 Ω
600 Ω ANR on /
200 Ω ANR off
500 mW
/ 1 kHz Limiter off
112 dB SPL / 1 V
rms
ANR on, Limiter off
107 dB SPL / 1 V
ANR off, Limiter on/off
115 dB SPL @ 1 kHz ANR on
128 dB SPL @ 1 kHz ANR off
110 dB SPL @ 1 kHz
ANR on/off
≤ 32 dB passive ANR off respectively
–
additonal ≤ 15 dB ANR on
< 0.1% @ 1 kHz, 100 dB SPL
–
Phantom powered P12-P48
12 V – 48 V, ≤ 10 mA
approx. 3.3 N
BMD 434
dynamic
super-cardioid
40 – 18,000 Hz
0.5 mV/Pa @ 1 kHz
300 Ω
–
–
–
Operation: -15 °C to +55 °C
Storage: -55 °C to +70 °C
approx. 240 g
Replacing the ear pads
Cleaning
/ 1 kHz
rms
/ 1 kHz
rms
Advertisement
