Specifications

1.1    Video Interface Characteristics

1.1.1     Composite Video Signal

Video system:NTSC(525/60),PAL(625/50)(optional)

Connector:BNC

Impedance:75W,unbalance

Frequency:25Hz~5.75MHz

Level:1.0V_p-p

Quantization:8bits,subject to CCIR-601

Sampling frequency:27MHz

1.1.2     S-Video/YPbPr

Connector:Mini-DIN 4

Impedance:75W,unbalance

Y signal level:1.0Vp-p

Y signal frequency:25Hz~5.75MHz

C signal level:0.285Vp-p

C signal frequency:25Hz~2.75MHz

Quantization:8bits(Y),8bits(C),subject to CCIR-601

Sampling Frequency:13.5MHz

1.1.3     SDI (series data interfaces, optional)

Connector:BNC

Impedance:75W

Standard:Subject to SMPTE 259M-C

Input rate:270Mbps

1.2    Audio interface characteristics

1.2.1     Analogue audio signal

Connector:BNC (unbalance) and XLR (balance)

Impedance:600W,balance or unbalance

Input:One stereo or two independent mono audio signals

Output rate:32kbps~384 kbps

Quantization:16bits

Sampling frequency:32kHz,44.1kHz,48kHz

1.2.2     AES/EBU Interface (optional)

Connector:XLR

Impedance:110W

Standard:Subject to AES3

1.3    MPEG-2 video Encoding Compression

1.3.1     Video

l   Meeting ISO 11172(MPEG-1) and ISO 13818(MPEG-2)MP@ML

l   Supporting MPEG-4 ASP

l   Supporting variable width/height ratio of the picture

l   Supporting MPEG-2 frame/field movement estimation and DCT

l   Output rate:1-20Mbps

l   Support open, closed and various flexible GOP structure, I, IP, IPB

l   MPEG-2 self-adapting field frame(AFF)

l   MPEG-2 field based(FB)

1.3.2     Audio

l   MPEG layer 1& II,CD quality

1.3.3     Format

l   DVB standard based TS,PS(program stream) can be selected.

1.4    Resolution

Meeting CCIR601 and supporting 1/2D1, 2/3 D1, 3/4D1, Full D1 and etc.

PAL:   720×576,176×144,176×288,320×288,

352×288,352×576,480×576,544×576

NTSC:720×480,176×120,176×240,320×240,

352×256,352×480,480×480,544×480,

1.5    Data Interface

DVB based ASI interfaces can be used.

1.5.1     DVB ASI Output Interface

Interface characteristics: DVB ASI standard

Connector:BNC

Impedance:75Ω

Packet format:188 bytes

Data rate:1-15Mbps

1.6    Status Control

1.6.1     Video input signal selection     

Composite video,S-Video,YPbPr and SDI

1.6.2     Video system

NTSC (525/60) and PAL (625/50) (optional)

1.6.3     Resolution selection

Meeting CCIR601 and supporting 1/2D1, 2/3 D1, 3/4D1, Full D1 and etc.

1.7    Network Management Interface

Ethernet interface:IEEE802.3 Ethernet,RJ45 interface.

Software protocol:SNMP protocol

1.8    Power off Status Saving

The encoder can save power off status, so it can automatically restart when power supply is ready again.

1.9    Power Supply

Voltage                                           90V~250VAC

Frequency                                     50Hz±2%

Power consumption           20W

1.10 Operating Environment

Operation temperature               +5°C~45°C

Storage temperature                   -25°C~+55°C

Relative humidity             10~75%

1.11 Radiation and Safety Standards

Meeting GB13837-92 and GB8898-88

1.12 Mechanic Characteristics

Dimension:44.5mm(1U)×483mm(19″)×300mm

Weight:5kg