?Video/Audio Encoding?
- ?Video: H.264/HEVC encoding
- ?Audio: MPEG-1 Layer II & AAC-LC
?Input Flexibility?
- ?HDMI Inputs: Modular 4-channel groups, scalable to ?20 channels? (5 groups)
- ?Supported Resolutions: 1080P, 1080I, 720P
?Encoding Control?
- Bitrate modes: ?CBR? (Constant Bitrate) / ?VBR? (Variable Bitrate)
- Program parameter customization: Name, PID, PMT PID, Video PID
?Multiplexing & Output?
- ?4-channel multiplexing? with PSI/SI table generation (NIT, LCN, etc.)
- ?Dual Gigabit Ethernet ports?
  - IP Input: Up to ?64 channels?
  - IP Output: Up to ?32 channels? (primary/secondary port redundancy)
- ?RF Modulation? (Optional):
  - Configurable ?2 or 4-channel? multi-standard output (DVB-T/DTMB/DVB-C/ISDB-T)
?Advanced Functions?
- ?OSD Overlay: Logo insertion
- ?Expandability: Supports ?2 modular modulation units? (optional add-on)
?Reliability?
- ?Dual redundant power supply?
- Web-based remote management

?Model Comparison & Ordering Guide?

?Product Type?	?Input?	?Output?	?Order Model?
?Multi-Channel HD Encoder?	Up to 20× HDMI	32× IP	`DCP-1000Pro`? ?`DCP-1000-EH4`?(4-channel module)
?Encoder-Modulator Combo?	Up to 20× HDMI	32× IP ?2× or 4× RF?	`DCP-1000Pro-M2`?(2 RF outputs) `DCP-1000Pro-M4`?(4 RF outputs) ?`DCP-1000-EH4`?module
?Standalone Modulator?	64× IP	?2× or 4× RF?	`DCP-1000Pro-M2`?/?`DCP-1000Pro-M4`

?Rear Panel Interface Reference Diagram?

?Multi-Channel HD Encoding & Modulation System (Full Configuration)??

?Key Technical Notes?

?Modulation Flexibility:
- ?DVB-T? (Terrestrial), ?DTMB? (China Digital TV), ?DVB-C? (Cable), ?ISDB-T? (Japan/Brazil) support global deployment
  .
?Redundancy Design:
- Dual Ethernet ports and power supplies ensure 24/7 operation in broadcast-critical environments.
?RF Output Compliance:
- Meets ?ETSI EN 300 744? (DVB-T) and ?GB 20600-2006? (DTMB) standards for regulatory compatibility.

?HEVC? = H.265

?PSI/SI? = Program-Specific Information/Service Information

?LCN? = Logical Channel Number

?OS D? = On-Screen Display