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Page II-64
180 DSP Operation Manual
Signal Level Meter
• 64 QAM MER – This sets the
minimum MER for digital video
channels with 64 QAM Modulation.
• 128 QAM MER – This sets
the minimum MER for digital
video channels with 128 QAM
Modulation.
• 256 QAM MER – This sets
the minimum MER for digital
video channels with 256 QAM
Modulation.
• 8 VSB MER – This sets the minimum MER for digital video channels with 8 VSB
Modulation.
• Post Bit Error – This sets the maximum post error correction bit errors.
• Pre Bit Error – This sets the maximum pre error correction bit errors.
• Launch Level – This sets the minimum and maximum cable modem launch levels.
• Ingress Level – This sets the maximum ingress level while performing a Return
Spectrum measurement.
• C/N Level – This sets minimum carrier to noise ratio.
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