Extron MDA EQ 系列微型分配放大器提供了 1 路输入以及 2 路或 4 路输出。该 系列包含两个复合视频型号和一个 S-视频型号，均可提供 150 MHz（-3 dB）的 视频带宽。所有型号都具有增益调整功能，可对长距离电缆传输造成的信号 电平损失予以补偿，其均衡调整功能则可对高频损失进行补偿。
| 可选附件 | ||
|---|---|---|
| PMK 100 | 用于 1/4 机架宽产品的杆式安装套件 | |
| RSB 129 | Basic Rack Shelf for 9.5" Deep Products | |
| RSF 123 | 用于 3.5" 深产品的机架搁板套件 | |
| RSU 129 | 用于 9.5" 深产品的通用型机架搁板套件 | |
Extron MDA EQ 系列微型分配放大器提供了 1 路输入以及 2 路或 4 路输出。该 系列包含两个复合视频型号和一个 S-视频型号，均可提供 150 MHz（-3 dB）的 视频带宽。所有型号都具有增益调整功能，可对长距离电缆传输造成的信号 电平损失予以补偿，其均衡调整功能则可对高频损失进行补偿。
特性
可在 BNC 插座上接受并分配复合视频信号
可变增益和均衡调整
每路输出上均有独立的增益和均衡控制功能
150 MHz（-3 dB）视频带宽，满载
将视频信号驱动至 1,000（' 300 m）或更远距离
输入环通
1U 高、1/4 机架宽的金属外壳
随附外置式通用电源，产品编号为 70-775-01
示意图
面板图
| MDA 2V EQ, MDA 4SV EQ | |||
| Video | |||
|---|---|---|---|
| Gain | |||
| Video and Y | -1 dB to +3 dB (x 0.9 to x 1.4), adjustable per output* | ||
| C (chroma) | 0 dB to +10 dB (x 1 to x 3) | ||
| Equalization | 0 dB to +6 dB (x 1 to x 2) at 5 MHz, adjustable per output* | ||
|
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| Bandwidth | 150 MHz (-3 dB) | ||
| Output cable driving distance | Up to 1000 feet with Mini HR cable; up to 1500 feet with RG6 or RG59 cables | ||
| Video input and loop through | |||
| Number/signal type | |||
| MDA 2V EQ | 1 composite video input, 1 passive composite video passive loop-through | ||
| MDA 4SV EQ | 1 S-video input, 1 passive S-video passive loop-through | ||
| Connectors | |||
| MDA 2V EQ | 1 female BNC (input), 1 female BNC (loop-through) | ||
| MDA 4SV EQ | 1 female 4-pin mini DIN (input), 1 female 4-pin mini DIN (loop-through) | ||
| Nominal level | 1 Vp-p for Y of S-video and for composite video 0.3 Vp-p for C of S-video |
||
| Minimum/maximum levels | |||
| MDA 2V EQ | 0.4 V to 2 Vp-p with no offset at unity gain | ||
| MDA 4SV EQ | Y: 0.4 V to 2 Vp-p with no offset at unity gain | ||
| Impedance | 75 ohms | ||
| Return loss | <-30 dB @ 5 MHz | ||
| DC offset (max. allowable) | 4.0 V, AC coupled | ||
| Video output | |||
| Number/signal type | |||
| MDA 2V EQ | 2 composite video | ||
| MDA 4SV EQ | 4 S-video | ||
| Connectors | |||
| MDA 2V EQ | 2 female BNC | ||
| MDA 4SV EQ | 4 female 4-pin mini DIN | ||
| Nominal level | 1 Vp-p for Y of S-video and for composite video 0.3 Vp-p for C of S-video |
||
| Minimum/maximum levels | 0.4 V to 2 Vp-p | ||
| Impedance | 75 ohms | ||
| Return loss | <-30 dB @ 5 MHz | ||
| Sync | |||
| Standards | NTSC 3.58, NTSC 4.43, PAL, SECAM | ||
| General | |||
| External power supply | 100 VAC to 240 VAC, 50-60 Hz, external; to 12 VDC,1 A, regulated | ||
| Power input requirements | 12 VDC, 0.2 A | ||
| 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 under-desk mounting kit | ||
| Pole mount | Yes, with optional mini projector mounting kit or multi-product projector mounting 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.) |
||
| Product weight | 0.7 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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| (4461-D6) | |||
| 可选附件 | ||
|---|---|---|
| PMK 100 | 用于 1/4 机架宽产品的杆式安装套件 | |
| RSB 129 | Basic Rack Shelf for 9.5" Deep Products | |
| RSF 123 | 用于 3.5" 深产品的机架搁板套件 | |
| RSU 129 | 用于 9.5" 深产品的通用型机架搁板套件 | |
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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