CATV/DOCSIS/DAA

All you need to know about CATV, HFC, R-PHY, DOCSIS, QAM, and OFDM Broadband technologies.

• Useful Features for Validating OFDMA in DOCSIS Systems

VeCheck

• What Do Bar Colors Mean In The VeCheck Test Application?
• How Does VeCheck Handle OFDM Exclusion Bands?

HFC Plant

• What is VeGrade Digital QAM Quality Assessment?
• Extended Spectrum DOCSIS (ESD), Mid-Split & High-Split
• What is Cable Modem Transmitter Pre-Equalization?
• What is Avantron?
• What are Mid-Split, High-Split and Extended Spectrum DOCSIS (ESD)?

Sweep (Coax Plant)

• What Are Common Coax Cable Faults an Active Sweep Test Can Identify?
• What Does CALAN Mean?

Upstream

• Does the CX380C Support Upstream Signal Generator without the Sweep Generator Option?

General

• CX310 Meter is Slow to Respond or Running Sluggish
• CX310 Fails to Connect to the R-Server over its Cable Modem Connection with URL/IP Error