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IP Transcoder (4 HD / 8 SD)

The PDXT8 is an advanced IP transcoding system designed for use in digital headends. The unit is ideal for conversion of MPEG-4/H.264 program for MPEG-2 systems, or for conversion of MPEG-2 inputs to MPEG-4 for bandwidth savings. Audio transcoding includes AAC, MP2 and AC-3 – any to any. HD to SD downconversion is also supported. The unit supports 4 HD to 4 HD or 8 HD to 8 SD or 8 SD to 8 SD input streams. The input has 6 ASI input ports and up to 8 IP streams. The IP input can be MPTS or SPTS. Output is available as MPTS on ASI, MPTS on IP or up to 8 IP SPTS streams.

  • Features
  • Specs & Order Info
  • Other Documents
  • 4 HD or 8 SD input programs
  • MPEG-2 to MPEG-4/H.264 transcoding
  • MPEG-4/H.264 to MPEG-2 transcoding
  • AC-3 / MPEG-1 Layer II / AAC – any to any transcoding
  • HD to SD downconversion
  • 1080i to 720p
  • CBR and VBR rate control
  • Null packet stuffing or filtering
  • IP input MPTS or SPTS
  • IP output MPTS or SPTS
  • 6 ASI inputs
  • ASI MPTS outputs or 1 SPTS output
  • 8 channels audio transcoding
    2 audio per HD
    1 audio per SD
  • Additional audio pass-through
  • Closed captions supported

Specifications | Ordering Information


IP 1000Base-T MPTS or 8 SPTS (RJ45 or SFP)
IP 1000Base-T MPTS or 8 SPTS (RJ45 or SFP)
Bitrate 1.0 to 214 Mbps
Resolutions 1920x1080i, 1260x720p, 720x480i, 544x480i, 320x240p
Transcoding 4x MPEG-2 HD => 4x MPEG-2/H.264 HD
4x MPEG-2 HD => 4x MPEG-2/H.264 SD
4x H.264 HD => 4x MPEG-2/H.264 HD
4x H.264 HD => 4x MPEG-2/H.264 SD
8x MPEG-2 SD => 8x MPEG-2/H.264 SD
8x H.264 SD => 8x MPEG-2/H.264 SD
8x MPEG-2 HD => 8x MPEG-2/H.264 SD
8x H.264 HD => 8x MPEG-2/H.264 SD
Rate Control VBR or CBR
Video Bitrate 1.0 to 19 Mbps
Transcoding MPEG1-LII, AC3 or AAC (MP2 & MP4) any to any or pass-through
Sampling Rate 48 kHz
Bitrate 64 Kbps to 384 Kbps
Front Panel Control LCD and Keypad
User Interface Web Browser Control
Power Supply AC 110V ± 10%, 50/60 Hz
AC 220V ± 10%, 50/60 Hz
Consumption 20W
Operating Temperature +5°C to +40°C (+41°F to +104°F)
Dimensions 1.75”H x 19.0”W x 15.8”D (4.45H x 48.26W x 40.13D cm)
Weight 11.0 lbs (4.99 kg)

Ordering Information

Ordering Information
PDXT8 IP Transcoder (4 HD/8 SD)

Flexibility and so much more.

With ATX’s VersAtivePro transcoders you can cost-effectively transcode what you want, when and how you want. They are ideal for converting MPEG-2 video streams to H.264 streams that are more conducive for IP video networks. Learn more about this product. >