详细介绍
M-1/DC降噪扩音麦克；
降噪麦克(Muff) ，带有PTT(Push-to-Talk) 开关，使用方便；
头顶有软垫，还有耳罩，可有效保障配戴的舒适度；
25英尺长的直线，带有(PJ-051)插头，可与 C31-XX 系列延长线配合使用；
采用高级材料和先进生产技术制成，有效防腐；
认证降噪等级为26db。
|
Parts List MODEL H3312
|
| No. |
Description |
Part No. |
| 1 |
Dome, Right |
11353P-24 |
| 2 |
Earseal (pair) |
18316G-02 |
| 3 |
Filter |
25629P-03 |
| 4 |
Screw (10/pk) |
13180P-03 |
| 5 |
Earphone Assembly |
10376G-17 |
| 6 |
Filter |
26475P-02 |
| 7 |
Retaining Ring (10/pk) |
00009M-03 |
| 8 |
Headband Assembly |
12409G-26 |
| 9 |
Overhead Cord Assy Kit |
22607G-01 |
| 10 |
Dome, Left |
11353P-23 |
| 11 |
Comm Cord Assembly Kit |
18028G-11 |
| 12 |
Clamp (10/pk) |
24433P-10 |
| 13 |
Microphone Bracket Assy Kit |
18317G-01 |
|
| No. |
Description |
Part No. |
| 14 |
Cushion, Mic Shield Assy |
18417G-02 |
| 15 |
Mic Shield Filter |
24653P-02 |
| 16 |
Microphone M-1/DC |
12948G-08 |
| 17 |
Microphone Shield |
11389P-14 |
| 18 |
Microphone Cord Assembly |
18315G-02 |
| 19 |
Push-To-Talk Switch |
26619P-18 |
| 20 |
Shield Assy with Microphone |
18226G-01 |
| 21 |
Bend Relief Sleeve |
17836P-03 |
| 22 |
Electrical Connector Kit |
18900G-42 |
| 23 |
Dome Stop |
15097P-01 |
| 24 |
Headband Spring |
25630P-01 |
| 25 |
Stirrup Assembly |
22378G-01 |
| 26 |
PCB Assembly |
18289G-13 | | |
NRR
26 dB |
NOISE ATTENUATION DATA - MODELS H3312 |
| 频率 (Hz) |
125 |
250 |
500 |
1000 |
2000 |
3000 |
4000 |
6000 |
8000 |
| 衰减(dB) |
22.4 |
25.5 |
30.3 |
33.3 |
34.1 |
39.3 |
39.9 |
38.7 |
38.3 |
| 误差标准 |
3.2 |
3.2 |
3.0 |
2.2 |
2.5 |
2.6 |
2.4 |
2.5 |
3.5 |
