
Allen Avionics HD系列高频接地环路消除器
HD系列高频接地环路消除器专为高清广播链设计。尽管SDI更不受外来噪声的影响,低频分量(嗡嗡声)问题仍然存在。电缆上1.485Gbps的HD-SDI串行数字信号传输包含一系列低频到高频,如模拟信号,并受到模拟类型失真(如感应噪声)以及与采样和量化相关的独特数字失真的影响。这些扭曲可能会导致各种可见的损伤。使用Allen Avionics HD-SDI接地回路消除器,您可以消除这种数据丢失的可能性。请参阅(传出视频)型号HD-SDI接地环路消除器支持SMPTE 259m和SMPTE 292m的四种传输速率1.485Gbps HD SDI。
HD-SDI-1 | 1 Single Channel | BNC per IEC60169-8 | 75 Ohms Unbalanced | Greater than 60dB | 3.0 GHz | Greater than 15dB to 1.5GHz | Cast Aluminum Case | 3 LBS |
HD-SDI-3 | 3 Isolated Channels | BNC per IEC60169-8 | 75 Ohms Unbalanced | Greater than 60dB | 3.0 GHz | Greater than 15dB to 1.5GHz | Cast Aluminum Case | 9 LBS |
HD-SDI-5 | 5 Isolated Channels | BNC per IEC60169-8 | 75 Ohms Unbalanced | Greater than 60dB | 3.0 GHz | Greater than 15dB to 1.5GHz | Cast Aluminum Case | 13 LBS |
HD-SDI-5R | 5 Isolated Channels - Rack Mounted | BNC per IEC60169-8 | 75 Ohms Unbalanced | Greater than 60dB | 3.0 GHz | Greater than 15dB to 1.5GHz | Cast Aluminum Case | 13 LBS |
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