Sennheiser HD 25 Notice D'emploi page 3

HD 25 / HD 25 -
Closed, dynamic headphone for audio sources which must be
monitored at high volume.
Features
• High sensitivity
• High damping of environmental noise
• Light weight
• Good wearing comfort due to split-headband
• Single-sided cable run
• Pluggable cable
USE
A Adjusting the headband
B Wearing the headphone: R = right; L = left
C One-ear listening
TECHNICAL DATA
Frequency response
Acoustic principle
Nominal impedance
SPL
Max. SPL
Power handling capability
THD0.4 % (as per DIN 45500)
Coupling to the ears
Headband pressure
Weight (without cable)
Cable / Plug HD 25
Cable / Plug HD 25-13
Delivery
Please note: The plug pins - see also flg. B - have different diameters.
If plugged in the wrong way round you may deform the pins!
Subject to alterations.
13
16 to 22,000 Hz
dynamic, closed
70 Ohm (HD 25-13: 600 Ω)
106 dB
120 dB
0.2 W (as per DIN 45580)
on the ears
approx. 2.5 N
approx. 140 g
Cable 1.5 m with
3.5 / 6.3 mm ø angled stereo jack
OFC -Cable 3 m with
6.3 mm ø stereo jack plug
1 headphone HD 25 / HD 25-13