Extron MVC 121 Plus 是一款紧凑的 3 路输入立体声音频混音器，它所配备的数字信号处理平台可实现音频信号的混音和控制。MVC 121 Plus 具有 1 路立体声线路电平输入和 2 路带 48 V 幻像电源、用于电容式麦克风的麦克风/线路电平输入，以及固定和可调节的立体声线路电平输出。它提供了增益、滤波器、音调处理和参量均衡补偿。通过使用 DSP 配置器软件进行快速而直观的配置，使 MVC 121 Plus 能够在很短的时间内完成安装。在需要对线路和麦克风电平进行带 DSP 的音频混音处理的小型表演应用环境中，MVC 121 Plus 无疑是理想之选。
特性
将 2 路麦克风输入和 1 路立体声线路输入混音至 2 路立体声输出
DSP 音频信号处理
24 位/48 kHz 模数和数模转换器
固定的低延时 DSP 处理
DSP 配置器 (DSP Configurator™) 软件
直观的图形用户环境
固定和可调整的立体声线路电平输出
可对每路输入进行前面板混音电平调节
多功能 LED 音量级别指示灯
用于远程静音触发的 3 个数字输入端口
随附外置 Extron Everlast™ 电源，产品编号 #70-1175-01 — 该全球通用型电源具有经验证的高可靠性和低功耗，能够降低运行成本
Extron Everlast 电源可享受 7 年部件及人工保修
Extron MVC 121 Plus 是一款紧凑的 3 路输入立体声音频混音器，它所配备的数字信号处理平台可实现音频信号的混音和控制。MVC 121 Plus 具有 1 路立体声线路电平输入和 2 路带 48 V 幻像电源、用于电容式麦克风的麦克风/线路电平输入，以及固定和可调节的立体声线路电平输出。它提供了增益、滤波器、音调处理和参量均衡补偿。通过使用 DSP 配置器软件进行快速而直观的配置，使 MVC 121 Plus 能够在很短的时间内完成安装。在需要对线路和麦克风电平进行带 DSP 的音频混音处理的小型表演应用环境中，MVC 121 Plus 无疑是理想之选。
| 快速参考 |
|---|
| Everlast 电源 (宣传册) |
| 可选附件 | ||
|---|---|---|
| RSB 123 | Basic Rack Shelf for 3.5" Deep Products | |
| RSF 123 | 用于 3.5" 深产品的机架搁板套件 | |
| RFF 系列 | 基础型机架空白面板套件 | |
| 半机架搁板系统 | 半机架宽机架搁板和附件 | |
| UTS 100 系列 | 桌下搁板系统 | |
| MBU 123 | 用于 1/8、1/4 和 1/2 机架宽产品的薄型安装套件 | |
| MBD 129 | Through-Desk Mount Kit for 1/4 or 1/2 Rack Width, Two-Piece Enclosures | |
| ZipClip 50 | 用于 PS 1205 C 电源的安装套件 | |
| 相关产品 | ||
|---|---|---|
| DMP 128 Plus | 12x8 ProDSP 音频数字矩阵处理器 | |
| DMP 128 | 12x8 ProDSP™ 数字音频矩阵处理器 | |
| DMP 64 | 6x4 带 ProDSP™ 功能的数字音频矩阵处理器 | |
| DMP 44 LC | 4x4 数字音频矩阵处理器 | |
示意图
面板图
| MVC 121 Plus | |||
| Audio | |||
|---|---|---|---|
| Gain | Unbalanced output: -6 dB; balanced output: 0 dB | ||
| Frequency response | 20 Hz to 20 kHz, ±0.3 dB | ||
| THD + Noise | <0.02% @ 1 kHz, at maximum output level | ||
| S/N | >100 dB, 20 Hz to 20 kHz, at maximum output, unweighted | ||
| Crosstalk | <-90 dB @ 1 kHz, fully loaded | ||
| CMRR | >60 dB @ 1 kHz | ||
| Audio input | |||
| Number/signal type | |||
| Microphone inputs | 2 mono, mic/line, balanced/unbalanced | ||
| Line input | 1 stereo, line, balanced/unbalanced | ||
| Connectors | |||
| Microphone inputs | (1) 3.5 mm captive screw connector, 6 pole | ||
| Line input | (1) 3.5 mm captive screw connector, 5 pole | ||
| Impedance | >10k ohms, balanced/unbalanced, DC coupled | ||
| Nominal level | +4 dBu when level is set to 0 dB gain; adjustable from -60 dBu to +4 dBu (line input) | ||
| Maximum level | +21 dBu, balanced, when input gain is set to 0 dB | ||
| Volume range | |||
| Line input | -18 dB to +24 dB, adjustable per input | ||
| Mic input | -18 dB to +60 dB, adjustable per input | ||
| Mic noise level | <-120 dBV (1 µVrms) at 40 dB gain | ||
| Mic phantom power | +48 VDC, which can be switched on or off | ||
|
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| Audio processing | |||
| D/A conversion | 24 bit,48 kHz sampling | ||
| Audio output | |||
| Number/signal type | 2 stereo, line,balanced/unbalanced | ||
| Connectors | (2) 3.5 mm captive screw connector, 5 pole | ||
| Impedance | 50 ohms unbalanced, 100 ohms balanced | ||
| Gain error | ±0.2 dB channel to channel | ||
| Maximum level (Hi-Z) | >+21 dBu, balanced; >+15 dBu, unbalanced | ||
| Control/remote — mixer/volume controller | |||
| Serial control port | 1 bidirectional RS-232: 3.5 mm captive screw connector,6 pole (uses 3poles) (shared with digital input) | ||
| Baud rate and protocol | 9600 to 115200 baud, 38400 baud (default), 8 data bits, 1 stop bit, no parity, no flow control | ||
| Serial control pin configuration | 1 = Tx, 2 = Rx, 3 = GND | ||
| USB control port | 1 front panel female mini USB B | ||
| USB standards | USB 2.0, low speed | ||
| Program control | Extron control/configuration program for Windows ® Extron Simple Instruction Set (SIS ™ ) |
||
| Control — digital input ports | |||
| Number/type | 3 digital input (configurable) | ||
| Connector | (1) 3.5 mm captive screw connector, 6 pole (shared with RS-232 port, uses 4 poles) | ||
| Pin configuration | 3 = GND; 4, 5, 6 = digital inputs 1, 2, 3 | ||
| Digital inputs | |||
| Input voltage range | 0-24 VDC | ||
| Input impedance | 10k ohms | ||
| Threshold low to high | >2.0 VDC | ||
| Threshold high to low | <0.8 VDC | ||
| General | |||
| Power | External Input: 100-240 VAC, 50-60 Hz Output: 12 VDC,0.5 A |
||
| Power consumption | 4.8 watts | ||
| Temperature/humidity | Storage -40° to +158°F (-40° to +70°C) / 10% to 90%, noncondensing Operating +32° to +122°F (0° to +50°C) / 10% to 90%, noncondensing |
||
| Cooling | Convection, no vents | ||
| Mounting | |||
| Rack mount | Yes, with optional 1U rack shelf | ||
| Furniture mount | Yes, with optional mini under-desk mounting kit | ||
| Pole mount | Yes, with mini pole mount kit | ||
| Enclosure type | Metal | ||
| Enclosure dimensions | 1.7" H x 4.3" W x 3.0" D (1U high, quarter rack wide) (4.3 cm H x 10.9 cm W x 7.6 cm D) (Depth excludes connectors and knobs.) |
||
| Product weight | 0.6 lbs (0.3 kg) | ||
| Regulatory compliance | CE, C-tick, c-UL, UL, FCC Class A, ICES, VCCI | ||
| Product warranty | 3 years parts and labor | ||
| Everlast power supply warranty | 7 years parts and labor | ||
|
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|
|||
| (4466-D4) | |||
| 可选附件 | ||
|---|---|---|
| RSB 123 | Basic Rack Shelf for 3.5" Deep Products | |
| RSF 123 | 用于 3.5" 深产品的机架搁板套件 | |
| RFF 系列 | 基础型机架空白面板套件 | |
| 半机架搁板系统 | 半机架宽机架搁板和附件 | |
| UTS 100 系列 | 桌下搁板系统 | |
| MBU 123 | 用于 1/8、1/4 和 1/2 机架宽产品的薄型安装套件 | |
| MBD 129 | Through-Desk Mount Kit for 1/4 or 1/2 Rack Width, Two-Piece Enclosures | |
| ZipClip 50 | 用于 PS 1205 C 电源的安装套件 | |
中国上海市松江区茸华路 686 号
(联系就说在DAV音视工程网上看到的)
Sales-China@Extron.com
021-3760 1566
爱思创电子（上海）有限公司（爱思创Extron中国）全球总部位于美国加州，是世界领先的专业视音频系统集成产品的生产商。爱思创Extron产品主要包括视音频控制系统、计算机视频接口、切换器、矩阵切换器、分配放大器、音频放大器、扬声器、双绞线和光纤设备、视频图像解析度转换器、视音频信号处理器、视音频流媒体产品、教室声场系统及高分辨率电缆。爱思创Extron电子提供专业视音频工程、培训、设计、演示支持。
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