Professional Self Powered Clear Channel QAM and DVB-C RF and Transport Stream signal Analysis Tool for Analyzing, Storing, and Viewing QAM and DVB-C Modulated (RF) MPEG-2 transport streams using any PC with a USB-2 interface. Comes set up for North American Clear Channel QAM (Annex B) and DVB-C. Equipped with loop through RF connectors feeding internal tuner. Ideal for field or head end RF analysis and capture of faulty QAM signals onto a laptop and determination of parameters like missing constellations, MER, EVM, or missing PIDs along with typical MPEG-2 TS bouquet parsing. Also will continuously forward selected Transport Streams to your office via built in IP encapsulator via the laptop's IP port. This can be a long term data logger.