Wellav UMH 252  Encoder

UMH 252 is WellAV’s new generation of MPEG-4/H.264 SD/HD encoder. It supports HDMI, SD/HD SDI, YPbPr, CVBS, IP input and ASI and IP output. With improved algorithm and compression efficiency, it presents major improvements in picture quality, offering crisp and vibrant video at extremely low bit-rates. UMH 252 helps deliver more SD/HD video and audio channels in the available bandwidth, enabling the launch of additional HD services in an existing digital video or a IPTV network.

Wellav UMH252

Specifications

UMH 252 is WellAV's single channel H.264 SD/HD encoder. It supports HDMI, SD/HD SDI, YPbPr, CVBS input and output H.264 SD/HD programs via ASI or TS/IP. It can encode a TS stream from 1.0 Mbps to 20 Mbps based on customer requirements and supports broadcast-level video quality up to 1080P resolution. UMH 252 helps provide high quality H.264 signals for an HD service offering, an IPTV network, or signal transmission via traditional or IP-based network. 

Features:

Complies with the MPEG-4/H.264 AVC standard

MPEG-1 Layer I and II audio encoding

SD video input format: PAL/NTSC

HD Video Input Format: SMPTE-296/SMPTE-274

Supports HDMI, SD/HD SDI, YPbPr and CVBS input 

Supports video/audio multiplexing of DVB MPEG TS

Supports PSI/SI table modification

Two identical ASI outputs

IP unicast/multicast output with UDP/RTP protocol

ordering information

H.264 SD/HD encoder

Specification:

Input

video

CVBS, SD/HD SDI(BNC), YPbPr, HDMI

Audio

RCA, SDI (embedded audio)

Output

Two identical ASI outputs (188 bytes)

Unicast/Multicast TS/IP output via UDP or RTP

Encoding Bitrate

SD (1.0~20Mbps); HD (6.0~20Mbps)

Video Encoding

Encoding standard

MPEG-4/H.264 AVC HP@L4

Encoding Resolution

1920 x 1080 x 59.94i/50i

1440 x 1080 x 59.94i/50i;

1280 x 720 x 59.94p/50p;

720 x 480 x 59.94i

720x576x50i

Configurable GOP　

Bit Rate Control

CBR, VBR

Audio Encoding

Standard

MPEG-1 LayerⅠ& II, AAC, AC-3 (optional)

Sampling frequency

48KHz

Audio mode

mono, stereo

Management

Full front panel control　

LCD display and control keys　

Remote access via TCP/IP　

Network management software

Physical Characteristics

Power

AC90~250V, 50/60Hz

Measure

1RU

Dimensions(HxWxD)

44mmx484mmx274mm

Net Weight

3.5kg

Gross Weight

5kg