7
The sound
y
Exceptionally natural, spatial and accurate sound
y
Suitable for all types of music
y
Balanced, contoured bass
y
Real deep bass reproduction
y
Exceedingly authentic voice reproduction
y
Unobtrusive, natural strings and wind instruments
y
Pleasantly natural trebles
y
Silvery, clear cymbals
Technical data
Frequency response 16 – 30,000 Hz (-3 dB)
10 – 39,500 Hz (-10 dB)
Acoustic principle dynamic, "open-aire"
Frequency curve diffuse-field loudness
equalization
Nominal impedance 300 Ω
Sound pressure level at 1 kHz 103 dB (1 V
rms
)
Long-term max. input power 500 mW as per EN 60-268-7
THD
≤ 0.05 %
Sound coupling to the ear circumaural
Headphone caliper pressure approx. 3.4 N ± 0.3 N
Weight (without cable) 260 g
Plug 6.3 mm
∅ stereo jack
Adapter 6.3 --> 3.5 mm
∅ stereo jack
Connecting cable OFC signal cable, 3 m
HD650.fm Seite 7 Montag, 6. Oktober 2003 2:44 14
