Downstream Channels Power Level: Signal to Noise Ratio: Channel 1: 6.7 dBmV 39.4 dB Channel 2: 6.4 dBmV 38.7 dB Channel 3: 5.6 dBmV 38.6 dB Channel 4: 6.1 dBmV 38.6 dB Channel 5: 6.5 dBmV 39.0 dB Channel 6: 5.8 dBmV 39.2 dB Channel 7: 5.5 dBmV 39.2 dB Channel 8: 5.8 dBmV 39.3 dB Upstream Channels Power Level: Channel 1: 48.2 dBmV Channel 2: 49.2 dBmV Channel 3: 50.2 dBmV Channel 4: 50.7 dBmV