会议界面话筒 MEB 114(-S)
MEB 114-S
|
MEB 114
|
灰色
黑色
白色
|
简介：
桌面式界面话筒 MEB 114 坚固耐用，专为会议应有而优化设计的桌面式界面电容话筒，清晰温暖的音质能提升各种会议系统的性能品质。后缀S的型号（MEB114-S)增加了一个可编程的话筒按键（PTT、PTM、开关切换、一直开启），和一个指示话筒状态的双色LED光环。话筒底部有TTL逻辑信号输出，可用来触发摄像头跟踪或者中控系统的其他动作。受益于其坚固耐用的外壳以及高质量的话筒头，MEB114确保了最佳的语音清晰度和可懂度。
产品特点：
-
备受赞誉的设计
-
专为语音优化
-
坚固耐用的外壳
-
德国品质制造
| 技术参数： | ||
|
输出接口
|
微型XLR-3
|
|
|
频率响应
|
40 Hz – 20 kHz
|
|
|
最大声压级
|
140 dB
|
|
|
换能方式
|
指向性电容话筒
|
|
|
重量
|
291 g
|
|
|
指向性
|
心型
|
|
|
1kHz下的额定阻抗
|
200 Ohm
|
|
|
幻象供电
|
P 48
|
|
|
工作温度
|
-10 ° - +50 °C
|
|
|
等效噪音等级
|
29 dB (A)
|
|
|
在CCIR 468-3加权下的等效噪音等级
|
39 dB (CCIR)
|
|
|
电流消耗
|
1.5 mA
|
|
|
声学特性
|
界面式话筒
|
|
|
动态范围
|
111 dB (A)
|
|
|
灵敏度
|
10 mV/Pa
|
|
|
体积
|
85 x 100 x 25 mm (WxDxH)
|
|
|
MEB114-S (带开关，其他参数同上）
|
||
|
电流消耗
|
5.3mA
|
|
|
LED光环颜色
|
红色/绿色
|
|
|
话筒模式
|
开关切换；长按通话；长按哑音；一直打开（LED
|
|
|
低切开关
|
在120Hz
|
|
|
连接方式
|
触片式
|
|
|
逻辑接口的针脚定义
|
在逻辑接口中的触发信号：逻辑输入（LED控制）；接地；逻辑输入（切换信号）
|
|
|
逻辑输出
|
高电平输出电压 > 2.4 V 低平输出电压< 0.4 V
|
|
|
逻辑输入
|
高电平输入电压 > 2.0 V, 低电平输入电压< 0.8 V
|
|
| Dimensions | 85 x 100 x 25 mm (WxDxH) | |
| Connector | tiny XLR-3, Pin assignment: 1 = gnd, 2 = +, 3 = − | |
| Frequency response | 40 Hz – 20 kHz | |
| Max. sound pressure level | 140 dB | |
| Transducer principle | pre-polarized condenser microphone | |
| Weight | 291 g | |
| Pick-up pattern | cardioid | |
| Nominal impedance | 200 Ohm | |
| Phantom powering | P 24 - P 48 | |
| Operating temperature | -10 ° - +50 °C | |
| Equivalent noise level | 29 dB (A) | |
| Equivalent noise level weighted as per CCIR 468-3 | 39 dB (CCIR) | |
| Current consumption | 1.5 mA | |
| Acoustics | boundary layer microphone | |
| Dynamic range | 111 dB (A) | |
| Sensitivity | 10 mV/Pa |
| Dimensions | 85 x 100 x 25 mm (WxDxH) | |
| Connector | tiny XLR-3, Pin assignment: 1 = gnd, 2 = +, 3 = − | |
| Frequency response | 40 Hz – 20 kHz | |
| Max. sound pressure level | 140 dB | |
| Transducer principle | pre-polarized condenser microphone | |
| Weight | 291 g | |
| Pick-up pattern | cardioid | |
| Nominal impedance | 200 Ohm | |
| Phantom powering | P 24 - P 48 | |
| Operating temperature | -10 ° - +50 °C | |
| Equivalent noise level | 29 dB (A) | |
| Equivalent noise level weighted as per CCIR 468-3 | 39 dB (CCIR) | |
| Current consumption | 1.5 mA | |
| Acoustics | boundary layer microphone | |
| Dynamic range | 111 dB (A) | |
| Sensitivity | 10 mV/Pa |
| Dimensions | 85 x 100 x 25 mm (WxDxH) | |
| Connector | tiny XLR-3, Pin assignment: 1 = gnd, 2 = +, 3 = − | |
| Frequency response | 40 Hz – 20 kHz | |
| Max. sound pressure level | 140 dB | |
| Transducer principle | pre-polarized condenser microphone | |
| Weight | 291 g | |
| Pick-up pattern | cardioid | |
| Nominal impedance | 200 Ohm | |
| Phantom powering | P 24 - P 48 | |
| Operating temperature | -10 ° - +50 °C | |
| Equivalent noise level | 29 dB (A) | |
| Equivalent noise level weighted as per CCIR 468-3 | 39 dB (CCIR) | |
| Current consumption | 1.5 mA | |
| Acoustics | boundary layer microphone | |
| Dynamic range | 111 dB (A) | |
| Sensitivity | 10 mV/Pa |
