| Transducer principle |
dynamic |
| Ear coupling |
circumaural, closed |
| Frequency response
(headphones) |
20 – 20.000
Hz |
| Nominal
impedance (active/passive) |
400/300
Ohm, mono; 600/600 Ohm stereo |
| Sound pressure level
(SPL) |
93 dB passive (at
1kHz, 1V), 95 dB active (at 1kHz, 1V) |
| Attenuation (active +
passive) |
>25 – 40 dB |
| THD, total
harmonic distortion |
<1% |
| Contact
pressure |
8 N, approx. |
| Transducer
principle (Microphone) |
MKE
45-1 bipolar, electret, noise compensating |
| Frequency
response (microphone) |
300
- 5.000 Hz |
| Max. Sound pressure
level (aktiv) |
120 dB |
| Output voltage |
400 mV +/- 3 dB 114 dB/SPL (as per. RTCA/DO 214) |
| Weight w/o
cable |
370 g |
| Connection cable |
single-sided round cable, Length 1.6 m |
| Connector Headphones |
6,3 mm stereo jack |
| Connector Microphones |
PJ-068 (5.25 mm) equivalent |
| Conector
NoiseGard™-supply |
XLR-3 |
| Operating temperature |
-15°C... +55°C |
| Storage temperature |
-55°C... +70°C |
| Operating time (Battery) |
30 hours, approx. |