Sennheiser HD 25 SP Headphones User Manual


 
HD 25 SP / HD 25 SP-1
Closed, dynamic headphone for use as monitor headphone in
professional studios, for cutting and during outdoor recordings.
FEATURES
Extremely lightweight headphone for long monitoring
Good screening against ambient noise, thus high feedback rejection
in the studio
High maximum sound pressure level
Various connections possible due to a nominal impedance of 85
Sturdy, pluggable cable, exchangeable
Neodymium magnet systems with high efficiency, lightweight
AlCu coil wire for good transient response
Spare parts available for a period of ten years after purchase
TECHNICAL DATA
Frequency response 30-16,000 Hz
Acoustic principle dynamic, closed
Nominal impedance 85
Sound pressure level 100 dB
Max. sound pressure level 120 dB
Power handling capacity 0.2 W as per DIN 45580
THD 0.4 %
Coupling to the ears supraaural
Headband pressure ca. 3 N
Weight without cable 115 g
Cable 3 m
Plug HD 25 SP: 6.3 mm ø stereo phone plug
HD 25 SP-1: 3.5 / 6.3 mm ø stereo phone plug
Subject to alterations
HD 25 /-1 24.03.2004, 15:10 Uhr5