Sennheiser HD 25 User manual

HD 25/HD 25 SP
HD 25
High sensitivity due to lightweight aluminium voice coils
Capable of handling very high sound pressure levels
Very lightweight and comfortable, even if used for long periods
Rotatable capsule for one-ear listening
Delivery includes: HD 25 Headphones
1 pair of soft earpads
pouch
Screw-on jack adapter, 3.5 mm to 6.3 mm
HD 25 SP
Very lightweight and comfortable, even if used for long periods
High maximum sound pressure level
60 Onominal impedance for universal capability
Detachable cable
High sensitivity due to lightweight aluminium/copper coils
Delivery includes: HD 25 SP II Headphones
Screw-on jack adapter, 3.5 mm to 6.3 mm
The closed HD 25s are
purpose-designed,
closed dynamic, professional
headphones for monitoring,
recording and outdoor
applications.
The closed, dynamic
HD 25 SPs are the ideal
headphones for DJ use in
high noise environments.
The Legend for
ENG and studio
Monitoring
HD 25
HD 25 SP

Headphones HD 25
Transducer principle dynamic, closed
Ear coupling supra-aural
Frequency response (headphones) 16 – 22,000 Hz (- 3 dB)
Nominal impedance 70 O(HD 25-1 II)
70 O(HD 25-C II)
600 O(HD 25-13 II)
70 O(HD 25-II)
Load rating 0.2 W
Contact pressure approx. 2.5 N
Sound pressure level (SPL) 120 dB (SPL)
THD, total harmonic distortion < 0.3 %
Jack plug 3.5/6.3 mm stereo
Cable length HD 25-1 II: 1,5 m
HD 25-C II: 3 m (1 m)
HD 25-13 II: 3 m
HD 25-II: 2 m
Weight (without cable) approx. 140 g
521462 03/07 Printed in Germany Sennheiser is a registered trademark of Sennheiser electronic GmbH & Co.KG. www.sennheiser.com
Specifications
Variants Cat. No. EAN UPC
HD 25-II, detachable steel cable, 2 m 502105 40 44156 02099 0 6 15104 13214 6
HD 25-1 II, detachable steel cable, 1,5 m, right-angled 502188 40 44156 02379 3 6 15104 13570 3
HD 25-C II, detachable coiled cable, 3 m (1 m) 502104 40 44156 02098 3 6 15104 13213 9
HD 25-13 II, detachable steel cable, 3 m, 600 O502102 40 44156 02096 9 6 15104 13211 5
HD 25 SP II, detachable cable, 3 m 502103 40 44156 02097 6 6 15104 13212 2
Headphones HD 25 SP
Transducer principle dynamic, closed
Ear coupling supra-aural
Frequency response (headphones) 30 – 16,000 Hz (- 3 dB)
Nominal impedance 60 O
Characteristic SPL 100 dB ± 2 dB
Load rating 0.2 W
Contact pressure approx. 3 N
THD, total harmonic distortion < 0.4 %
Jack plug 3.5/6.3 mm stereo
Cable length 3 m
Weight (without cable) 115 g