4IN1 AV Encoder Modulator DVB-T VT-4201

(1 đánh giá)

VT-4201

VTS

12

4IN1 AV Encoder Modulator DVB-T VT-4201

HOTLINE TƯ VẤN : 0988 49 1900

  Overview
VT-4201 4IN1 SD Encoder Modulator DVB-T supports 4*CVBS and 4 pairs of unbalanced audio and 1*RF input and 1*RF (DVB-T) output. After coded and modulated, the input signal can be directly output or mixed output with original TV signal. It suits 1U rack and can be configured by front panel LCD and NMS (network management software). Its high-integrated and cost-effective design makes it widely used in varieties of digital distribution systems such as cable TV digital head-end, satellite digital TV broadcasting and terrestrial digital TV, etc.
  Feature
1. Integrated encoder and modulator
2. 4CVBS+Audio and 1*RF input
3. DVB-T RF out
4. RF Range: 36-900Mhz
5. Keyboard+LCD control and network management

Input

Video Signal

4×CVBS, BNC interface, level 1.0 Vp-p

Audio Signal

4 pairs of unbalanced audio, BNC interface, level 2.0 Vp-p

RF (36-900MHz)

1×DVB-T RF, F-head

Video Coding

comply with ISO11172 (MPEG-1) & ISO13818 (MPEG-2)

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

MPEG-2 Adaptive Field Frame (AFF)

MPEG-2 Field-Based (FB)

Resolution

720×576 (PAL); 720×480 (NTSC)

Bit Rate

1.0~15Mbps continuously adjustable per channel

Audio Coding

Sampling

32KHz, 44.1KHz, 48KHz

Code Rate

64, 96, 128, 256, 384Kbps

Property

MPEG-1, Layer 1/2

Output

1×DVB-T RF (30-960MHz), F-head

DVB-T Modulation

Frequency Range: 36~900MHz, 1KHz step

Output Level: 60~90dB

Constellation: QPSK, 16 QAM, 64 QAM

Bandwidth: 6M, 7M, 8M

Baudrate: 1/2, 2/3, 3/4, 5/6, 7/8

Transmode: 2K, 8K

Protection Interval: 1/32, 1/16, 1/8, 1/4

MER: ≥42dB

Level Attenuation Range: 0~30dB

General Features

Size

482mm×410mm×44mm

Temperature Range

0~45°C (operation); -20~80°C (storage)

Power

100-240VAC, 50Hz, 25W

Đánh giá sản phẩm

Bình chọn sản phẩm:

Bình luận

Top