Extron CVEQ 系列是用于复合视频和立体声音频的 1 路输入、1 路输出的线路驱动器。该系列产品具备可变增益和均衡控制功能，设计用于对长距离电缆传输中出现的信号衰减和高频损失进行补偿。增益调节功能用于补偿信号电平损失，峰值/均衡调节则用于补偿高频损失。CVEQ 系列也提供带平衡或非平衡立体声音频输出选择的有源音频缓冲。
Extron CVEQ 系列是用于复合视频和立体声音频的 1 路输入、1 路输出的线路驱动器。该系列产品具备可变增益和均衡控制功能，设计用于对长距离电缆传输中出现的信号衰减和高频损失进行补偿。增益调节功能用于补偿信号电平损失，峰值/均衡调节则用于补偿高频损失。CVEQ 系列也提供带平衡或非平衡立体声音频输出选择的有源音频缓冲。
特性
输入：3 个 RCA 插座
输出：1 个 4" 引线上的 BNC 插座和螺丝锁定器
安装在可容纳一个三格 MAAP（微型结构化安装适配板）的产品中
185 MHz（-3 dB）视频带宽
兼容 NTSC、PAL 和 SECAM
峰值/均衡和增益控制
平衡和非平衡立体声音频输出
随附外置式通用电源，产品编号为 #70-775-01
注: Part numbers 70-667-02, 70-667-03 and 70-667-05 have been retired.
示意图
面板图
| CVEQ 100 Series | |||
| Video | |||
|---|---|---|---|
| Gain | Composite video: -1 dB to +3 dB (x0.9 to x1.4), adjustable | ||
| Equalization | 0 dB to +7 dB (x1 to x2) at 5 MHz, adjustable | ||
| Output cable driving distance | Up to 1000' (300 m) with Extron MHR cable | ||
| Video input | |||
| Number/signal type | 1 composite video | ||
| Connectors | |||
| CVEQ 100 | 1 female BNC | ||
| CVEQ 100 D, CVEQ 100 AAP, CVEQ 100 MAAP | 1 female RCA | ||
| Nominal level | 1 Vp-p for composite video (including sync) | ||
| Minimum/maximum levels | 0.4 to 2.0 Vp-p with no offset at unity gain | ||
| Impedance | 75 ohms | ||
| Return loss | <-25 dB @ 0 to 5 MHz | ||
| DC offset (max. allowable) | 4.0 V | ||
| Input coupling | AC | ||
| Video output | |||
| Number/signal type | 1 composite video | ||
| Connectors | |||
| CVEQ 100 | 1 female BNC | ||
| CVEQ 100 D, CVEQ 100 AAP, CVEQ 100 MAAP | 1 female BNC attached via 4" pigtail | ||
| Nominal level | 1 Vp-p for composite video (including sync) | ||
| Minimum/maximum levels | 0.4 to 2.0 Vp-p (follows input) | ||
| Impedance | 75 ohms | ||
| Return loss | -30 dB @ 5 MHz | ||
| DC offset | ±5 mV with no input signal Floating: +0.1 to -0.6 V, depending on input signal content |
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| Sync | |||
| Standards | NTSC 3.58, NTSC 4.43, PAL, SECAM | ||
| Audio | |||
| Gain | Unbalanced output: 0 dB; balanced output: +6 dB | ||
| Frequency response | 20 Hz to 20 kHz, ±0.5dB | ||
| THD + Noise | 0.015% @ 1 kHz at nominal level | ||
| S/N | >100 dB at maximum output (unweighted) | ||
| Stereo channel separation | >80 dB @ 1 kHz | ||
| Output cable driving distance | Up to 1000' (300 m) with Extron SHR cable | ||
| Audio input | |||
| Number/signal type | 1 stereo unbalanced | ||
| Connectors | 2 RCA female | ||
| Impedance | 20k ohms unbalanced, DC coupled | ||
| Nominal level | -10 dBV (316 mVrms) | ||
| Maximum level | +8 dBu (2.5 V), unbalanced at 1% THD+N | ||
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| Audio output | |||
| Number/signal type | |||
| CVEQ 100 | 1 stereo, balanced/unbalanced | ||
| All other models | 1 stereo or dual mono (switch-selectable), balanced/unbalanced | ||
| Connectors | (1) 3.5 mm captive screw connector, 5 pole | ||
| Impedance | 50 ohms unbalanced, 100 ohms balanced | ||
| Nominal level | -10 dBV (316 mVrms), unbalanced; -2 dBu (632 mV), balanced output | ||
| Maximum level | +9 dBV (2.8 V) unbalanced, +17 dBu (5.6 V) balanced at 1% THD+N with a 10k ohm load | ||
| General | |||
| Power supply | External Input: 100-240 VAC, 50-60 Hz Output: 12 VDC, 1 A, 12 watts |
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| 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 |
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| Cooling | Convection, no vents | ||
| Mounting | |||
| Rack mount | |||
| CVEQ 100 | Yes, with optional 1U rack shelf | ||
| All other models | No, but wall or furniture mountable | ||
| Furniture or wall mount | |||
| CVEQ 100 | Yes, with optional mounting kits | ||
| CVEQ 100 D | Yes, directly, or with a standard electrical wall box or mud ring | ||
| All other models | Yes, with optional AAP or MAAP mounting faceplates | ||
| Enclosure type | |||
| CVEQ 100 | Metal | ||
| CVEQ 100 D | Metal rear enclosure, plastic faceplate | ||
| CVEQ 100 AAP | Metal faceplate, open at rear | ||
| CVEQ 100 MAAP | Metal faceplate, metal rear enclosure | ||
| Enclosure dimensions | |||
| CVEQ 100 | 1.0" H x 4.3" W x 3.0" D (<1U high, quarter rack wide) (2.5 cm H x 11.0 cm W x 7.6 cm D) (Depth excludes connectors.) |
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| CVEQ 100 D | |||
| Faceplate | 2.6" H x 1.3" W x 0.1" D (6.6 cm H* x 3.3cm W x 0.3cm D) (Fits the opening in a 1 gang decorator-style faceplate. *Height is 3.8" [9.5 cm], including mounting tabs.) (Depth excludes connectors.) |
||
| Device | 2.7" H x 1.8" W x 0.75" D (6.9 cm H x 4.6 cm W x 1.9 cm D) (Depth excludes connectors; height excludes mounting tabs.) |
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| CVEQ 100 AAP | |||
| Faceplate | 1.4" H x 3.5" W x 0.1" D (3.6 cm H x 7.1 cm W x 0.3 cm D) (double space high AAP plate) | ||
| Device | 1.1" H x 2.8 " W x 1.2" D (2.8 cm H x 7.0 cm W x 3.0 cm D) (Depth excludes connectors.) |
||
| CVEQ 100 MAAP | |||
| Faceplate | 2.1" H x 2.2" W x 0.1" D (5.3 cm H x 5.7 cm W x 0.3 cm D) (three space MAAP plate) | ||
| Device | 2.0" H x 1.4" W x 1.2" D (5 cm H x 3.6 cm W x 3.0 cm D) (Depth excludes connectors.) |
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| Product weight | |||
| CVEQ 100 | 0.7 lbs (0.3 kg) | ||
| All other models | 0.2 lbs (0.1 kg) | ||
| Vibration | ISTA 1A in carton (International Safe Transit Association) | ||
| Regulatory compliance | |||
| Safety | CE, c-UL, UL | ||
| EMI/EMC | CE, C-tick, FCC Class A, ICES, VCCI | ||
| Warranty | 3 years parts and labor | ||
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| (4005-D8-041817) | |||
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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