digital dvb-c qam Modulator with scrambler(8AV in,DVB-C out)

Input

Video

8×CVBS, BNC interface

Audio

8 pairs of unbalanced audio, BNC interface

Video

Standard

ISO13818 (MPEG-2)

MPEG-2 coding adopt MP@ML (4:2:0)

MPEG-2 Adaptive Field Frame (AFF)

MPEG-2 Field-Based (FB)

rate control: CBR/VBR

comply with CCIR601 standard, support 1/2D1, 2/3D1, 3/4D1

PAL

720×576, 704×576, 640×576, 544×576, 480×576, 384×576, 352×576

NTSC

720×480, 704×480, 640×480, 544×480, 480×480, 384×480, 352×480

BitRate

1.0~15Mbps continuously adjustable per channel

Audio

Sampling

32KHz, 44.1KHz, 48KHz

Code Rate

64, 128, 192, 256, 384Kbps

Property

MPEG-1, Layer2, 1×stereo or dual-channel

Output

Interface

RF, F-head

Frequency

47MHz~870MHz (1khz step)

Symbol Rate

5~9 Msps

Constellation

16, 32, 64, 128, 256 QAM

Error-Correcting

RS code 188/204

MER

≥40dB

BER

0

Output Level

≥115dBmV

Level Attenuation

0~20dB (0.5dB step)

Impedance

75Ω

Scrambler

support 4×CAS/SMS DVB simulcrypt (ETSI TS 103 197 V1.4.1)

Control

IP remote

NMS (Ethernet Port, RJ-45), 10/100m base-TX,

Front panel

Keyboard + LCD

General

Features

Size

482mm×410mm×44mm(1U rack)

Temperature

0~45°C (Operation); -20~80°C (Storage)

Power

220VAC (±10%), 50Hz, 25W

4207

8IN1 MPEG-2 AV encoder DVB-C Modulator with scrambler(8AV in,DVB-C out)