Extron PA 300 为一款峰值调整放大器，与Extron MHR 或类似电缆配合使用时，可将1600x1200 UXGA 分辨率的信号传送到185 米距离内；与 Extron RG6 更高性能的同轴电缆配合使用时，传输距离可达300 米.
特性
·350 MHz (-3 dB) 的RGB 视频带宽
·与Extron RG6 电缆配合使用时，可将1600x1200 UXGA 分辨率的信号传送到300 米
·与Extron MHR 电缆配合使用时，可将1600x1200 UXGA 分辨率的信号传送到185 米
·独立的增益、低频峰值与高频峰值控制
·将同步信号恢复到 TTL 级
·HDTV 三级同步兼容性
·机架安装式金属机箱
·内置国际通用电源
示意图
面板图
| PA 300 Peaking Amplifier | |||
| Video | |||
|---|---|---|---|
| Gain | -2.5 to +3.5 dB (x0.75 to x1.4), adjustable; default = 0 dB | ||
| Peaking/equalization | |||
| Low frequency | 0 to 4 dB at 10 MHz, adjustable | ||
| High frequency | 0 to 15 dB at 120 MHz, adjustable | ||
| Bandwidth | 350 MHz (-3 dB) | ||
| Output cable driving distance |
Up to 600' (185 m) with Extron Mini HR cable Up to 1000' (300 m) with Extron RG6 or RG 59 cable (tested with a 1600x1200, 60 Hz computer video signal) |
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| Video input | |||
| Number/signal type | 1 analog RGBHV, RGBS, RGsB, RsGsBs, component video (interlaced, progressive, HDTV), S-video, composite video | ||
| Connectors | 5 female BNC | ||
| Nominal level |
1 Vp-p for Y of component video and S-video, and for composite video 0.7 Vp-p for RGB and for R-Y and B-Y of component video 0.3 Vp-p for C of S-video |
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| Minimum/maximum levels | Analog: 0.4 V to 2.0 Vp-p with no offset at unity gain | ||
| Impedance | 75 ohms | ||
| Horizontal frequency | 15 kHz to 150 kHz | ||
| Vertical frequency | 40 Hz to 140 Hz | ||
| Return loss | -30 dB @ 0 to 5 MHz | ||
| DC offset (max. allowable) | 1 V | ||
| Video output | |||
| Number/signal type | 1 analog RGBHV, RGBS, RGsB, RsGsBs, component video (interlaced, progressive, HDTV), S-video, composite video | ||
| Connectors | 5 female BNC | ||
| Nominal level |
1 Vp-p for Y of component video and S-video, and for composite video 0.7 Vp-p for RGB and for R-Y and B-Y of component video 0.3 Vp-p for C of S-video (Excluding sync when gain and peaking potentiometers are set to unity gain [follows input]) |
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| Minimum/maximum levels | Analog: 0.4 V to 2.0 Vp-p | ||
| Impedance | 75 ohms | ||
| Return loss | -32 dB @ 5 MHz | ||
| DC offset | ±6 mV with input at 0 offset | ||
| Sync | |||
| Input type | RGBHV, RGBS, RGsB, RsGsBs, YUV (bi-level and tri-level) | ||
| Output type | RGBHV, RGBS, RGsB, RsGsBs, YUV (bi-level and tri-level) | ||
| Standards | NTSC 3.58, NTSC 4.43, PAL, SECAM | ||
| Input level | |||
| RGBHV, RGBS | TTL: 1.8 V to 5.0 Vp-p | ||
| RGsB, RsGsBs | Analog: 0.3 Vp-p | ||
| Output level | |||
| RGBHV, RGBS | TTL: 5.0 Vp-p, unterminated | ||
| RGsB, RsGsBs | Analog: 0.3 Vp-p, follows input | ||
| Input impedance | 510 ohms | ||
| Output impedance | 50 ohms | ||
| Max. propagation delay |
H: 50 ns V: 110 ns |
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| Max. rise/fall time |
H: <3 ns V: <3 ns |
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| Polarity |
RGBHV, RGBS: positive or negative (follows input) RGsB, RsGsBs: negative |
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| General | |||
| Power | 100 VAC to 240 VAC, 50-60 Hz, 3.6 watts, internal | ||
| 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, vents on rear panel | ||
| Mounting | |||
| Rack mount | Yes, with optional deep rack shelf kit | ||
| Furniture mount | Yes, with optional under-desk or through-desk mounting kit | ||
| Enclosure type | Metal | ||
| Enclosure dimensions |
1.7" H x 8.7" W x 6.0" D (1U high, half rack wide) (4.3 cm H x 22.1 cm W x 15.2 cm D) (Depth excludes connectors.) |
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| Product weight | 1.5 lbs (0.7 kg) | ||
| Shipping weight | 3 lbs (2 kg) | ||
| Vibration | ISTA 1A in carton (International Safe Transit Association) | ||
| Regulatory compliance | |||
| Safety | CE, CUL, UL | ||
| EMI/EMC | CE, C-tick, FCC Class A, ICES, VCCI | ||
| MTBF | 30,000 hours | ||
| Warranty | 3 years parts and labor | ||
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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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