• 512/1024/1536 IP inputs
  • 16/32/48 built-in multiplexers
  • 16/32/48 RF QAM (DVB-C) modulated outputs (50MHz-960MHz)
  • 16/32/48 channels scrambling
  • Descriptions
  • Specifications
  • Ordering Info


The ADV-8948 is a broadcast QAM modulator designed for full compliance with QAM (DVB-C) modulation standards. It has 512/1024/1536 IP inputs through GE ports, 16/32/48 multiplexing channels, 16/32/48 scrambling channels and 16/32/48 QAM (DVB-C) modulating channels with non-adjucent carriers (50MHz~960MHz) output through the RF output interface.

ADV-8948-16 and ADV-8948-32 rear panel


ADV-8948-48 rear panel

Main Features:

  • 2/4 GE ports, (SFP interface optional)
  • 512/1024/1536 IP TS inputs over UDP/RTP, unicast and multicast, IGMP v2\v3
  • Up to 840Mbps for each GE port
  • 16/32/48 non-adjacent QAM carriers RF output
  • Excellent RF output performance, MER40db
  • Accurate PCR adjustment, CA filtering, PID remapping (up to 256 PIDs per channel)
  • PSI/SI re-generation and insertion
  • 16/32/48 channels scrambling
  • 16/32/48 multiplexed TS over UDP/RTP/RTSP output
  • RS (204,188) encoding
  • Web Network management

ADV-8948-16 block diagram

ADV-8948-16 carrier settings

ADV-8948-32 block diagram

ADV-8948-32 carriers settings


ADV-8948-48 block diagram

ADV-8948-48 carriers settings


Click on “ADV-8948 Datasheet” for technical specifications

Ordering Info

ADV-8948-16   –   16-Channel QAM Modulator 

ADV-8948-32   –   32-Channel QAM Modulator 

ADV-8948-48   –   48-Channel QAM Modulator