Основная страница по М170 .
|
PLANTRONICS M170
|
Transmit Channe
|
Receive Channe
|
| 1 KHz Sensitivity |
|
1 KHz Sensitivity |
15 dBV/Pa |
| High |
-40 dBV/Pa |
|
| Medium |
-50 dBV/Pa |
|
| Low |
-55 dBV/Pa |
|
| Frequency Response |
300 - 3,300 Hz |
Frequency Response |
300 - 3,300 Hz |
| Distortion |
<5% THD |
Distortion |
<5% THD |
| Directional Pattern |
Cardioid |
Input Impedance |
150 ohms |
| DC Current |
<0.4 MA |
Acoustic Limiting |
<115 dBA free field |
|
Conditions
|
Conditions
|
| AC Load |
3.3K ohms |
Source Impedance |
10 ohms |
| DC Bias resistance |
3.3K ohms |
Wearing Mode |
Headset or
Over-the-ear |
| DC Bias voltage |
3.0 V |
Measured at Drum Reference Position |
| Microphone at in-use position |
|
|
Mechanica
|
Environmenta
|
| Cable Length |
4 feet |
Operating Temperature |
4°C - 49°C |
| Headset Plug |
2.5 mm |
|
|
.
|
. |