Specifications
Classification
(as per IEC 268-7)
Transducer principle
Impedance
Long-term max. input power
Ear coupling
Frequency response
(–10 dB referred to 1 kHz)
Sound pressure level
Ambient noise attenuation
THD
Weight
Contact pressure
Length of coiled cable
Frequency response curve
Diffuse field frequency response
dB
(1 Pa/V)
18
HD 280 BDA 6.6.02
HD 280 pro
HD 280 silver
268-7-IEC-DCSC-64R0-2
dynamic
64 Ω (as per IEC 268-7)
0.5 W (as per IEC 268-7)
circum-aural
8 Hz — 25 kHz
102 dB (as per IEC 268-7)
113 dB / 1 V
rms
max. 32 dB
< 0.1 % (at 51 kHz, 100 dB SPL)
approx. 285 g
approx. 6 N
min. 1 m
max. 3 m
Hz
18
HD 280-13
268-7-IEC-DCSC-03R2-2
dynamic
300 Ω (as per IEC 268-7)
0.5 W (as per IEC 268-7)
circum-aural
8 Hz — 25 kHz
102 dB (as per IEC 268-7)
107 dB / 1 V
rms
max. 32 dB
< 0.1 % (at 1 kHz, 100 dB SPL)
approx. 285 g
approx. 6 N
min. 1 m
max. 3 m
06.06.2002, 9:49 Uhr