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J3542L Multi-Channel Encoder

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1 Product Overview 

ZJ3542L Multi-Channel encoder is a professional HD audio & video encoding and multiplexing device. It has 8/12/16/20/24 HDMI video input interfaces, and supports MPEG-4 AVC/H.264 video encoding and MPEG 1 Layer 2 audio encoding. This device can simultaneously encode 8/12/16/20/24 channels HD audio & video; moreover, the IP output can support 1MPTS and 8/12SPTS (8/12 HDMI inputs) IP output from Data1 or Data2, and support 1 MPTS or 16/20/24 SPTS (16/20/24 HDMI inputs). In conclusion, its high integrated and cost effective design makes the device widely used in varieties of digital distribution systems such as cable TV digital head-end, digital TV broadcasting etc.

2 Key Features

● 8/12× HDMI inputs with 8/12 SPTS and 1 MPTS output through Data 1 or Data 2

● 16 /20/24× HDMI inputs with 16 /20/24 SPTS or 1 MPTS output through Data 1 or Data 2

● MPEG4 AVC/H.264 video encoding format

● MPEG1 Layer II audio encoding format, and audio gain adjustment

● 1 ASI output (optional) as copy of MPTS

● IP output over UDP and RTP protocol

● Support QR code, LOGO, caption insertion

● Support “Null PKT Filter” function

● Support PID Remapping/ PCR accurate adjusting

● Control via web management, and easy updates via web

3 Specifications 

Input8/12/16/20/24 HDMI inputs
VideoResolutioninput1920×1080_60P, 1920×1080_60i,

1920×1080_50P, 1920×1080_50i,

1280×720_60P, 1280×720_50P,

720×576_50i,720×480_60i,

output1920×1080_30P, 1920×1080_25P,

1280×720_30P, 1280×720_25P,

720×576_25P,720×480_30P,

EncodingMPEG-4 AVC/H.264
Bit-rate1~13Mbps each channel
Rate ControlCBR/VBR
GOP StructureIP…P (P Frame adjustment, without B Frame )
AudioEncodingMPEG-1 Layer 2
Sampling rate48KHz
Resolution24-bit
Audio Gain0-255 Adjustable
Bit-rate64/128/192/224/256/320/384Kbps
MultiplexingMaximum PID

Remapping

180 output pids per channel
FunctionPID remapping ( automatically or manually)
Accurate PCR adjusting
Stream outputASI output(optional) as copy of MPTS

IP output thru Data1 (GE) or Data2(FE) over UDP and RTP protocol

(8/12 HDMI inputs with 8/12 SPTS and 1MPTS output

16/20/24 HDMI inputs with 16/20/24 SPTS or 1MPTS output )

System functionNetwork management(WEB)
Chinese and English language
Ethernet software upgrade
MiscellaneousDimension(W×L×H)482mm×410mm×44mm
Environment0~45℃(work);-20~80℃(Storage)
Power requirementsAC 110V± 10%, 50/60Hz, AC 220 ± 10%, 50/60Hz

4 Principle Chart

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5 Appearance and Description

Front and Rear Panel Illustration

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1

Port Power supply and Grounding Pole

2

24 HDMI input

3

Reset Key

4

Data Port Indicator

5

ASI output port(Optional)

6

DATA Port (One GE port and one FE for IP stream output)

7

NMS

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