Optional Accessories; Technical Specifications - Beyerdynamic DT 250 Notice D'utilisation

8. Spares
BN 59-59/A Headband cushion . . . . . . . . . . . . . . . . . . Order # 503.886
EDT 250 V Ear cushions pair
(cloth), for DT 25*/28*/29* . . . . . . . . . . . Order # 942.704
EDT 250 S Ear cushions pair
(soft PVC), for DT 25*/28*/29* . . . . . . . . Order # 943.549
WS 97 AZ Wind screen, charcoal-grey . . . . . . . . . . . Order # 465.313
9.

Optional Accessories

WK 250.07 Coiled cable for DT 25*
stereo mini jack plug with 1/4" adapter . . Order # 442.070
K 190.00 Straight cable for DT 28*/DT29*,
1.5 m, free ends. . . . . . . . . . . . . . . . . . . . Order # 431.575
K 190.00 Straight cable for DT 28*/DT29*,
3 m, free ends . . . . . . . . . . . . . . . . . . . . . Order # 441.937
K 190.28 Straight cable for DT 28*/DT29*,
1.5 m, with 4-pin XLR socket . . . . . . . . . . Order # 445.304
K 190.39 Straight cable for V.11 version of
the DT 29* series, with 5-pin
XLR plug to connect to professional
cameras (Sony, Philips, Ikegami), 1.5 m . . Order # 475.181
K 190.40 Straight cable for DT 28*/DT29*,
1.5 m, with 3-pin XLR plug and
1/4" stereo jack plug . . . . . . . . . . . . . . . . Order # 445.894
K 190.40 Straight cable for DT 28*/DT29*,
3 m, with 3-pin XLR plug and
1/4" stereo jack plug . . . . . . . . . . . . . . . . Order # 446.750
K 190.41 Straight cable for DT 28*/DT29*,
1.5 m, with 5-pin XLR plug . . . . . . . . . . . Order # 445.312
K 190.48 Straight cable for DT 280/DT 290
with 2 x 3.5 mm stereo jack plugs
to connect to PC sound cards
(Warning: No phantom powering) . . . . . . Order # 479.470
WK 190.00 Coiled connecting cable
for DT 28*/DT29*, 3 m, free ends . . . . . . Order # 448.176
10. Disposal
This symbol on the product, in the instructions or on the
packaging means that your electrical and electronic equipment
should be disposed at the end of its life separately from your
household waste. There are separate collection systems for
recycling in the EU. For more information, please contact the local
authority or your retailer where you purchased the product.
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11. Technical Specifications

DT 250 / DT 252
DT 280 / DT 290 / DT 291 / DT 287 / DT 297
Headphone
Frequency response . . . . . . . . . . 10 - 30,000 Hz
(for headsets optimised for highest
intelligibility of speech)
Nominal impedance. . . . . . . . . . 80 Ω / 250 Ω
Nominal sound pressure
level at1 kHz . . . . . . . . . . . . . . . 100 dB SPL at 1 mW
100 dB SPL at 1 mW
Input power rating. . . . . . . . . . . 100 mW
100 mW
Ambient noise attenuation . . . . approx. 16 dBA
Headband pressure . . . . . . . . . . 4.5 N
Weight (without cable)
DT 250 / DT 290 / DT 294 /
DT 297 . . . . . . . . . . . . . . . . . . . 240 g
DT 252 / DT 280 / DT 287 . . . . . 170 g
Wiring Diagram DT 250
^ 0.28 V at 80 Ω
=
0.5 V at 250 Ω
= ^
^ ^ 2.8 V at 80 Ω
= =
120 dB
5 V at 250 Ω
^ ^
= 120 dB =
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