VENTUS 2.0 多制式數字信號發(fā)生器集復用器和調制器于一體,外形小巧、方便攜帶,專為芯片方案銷售、工程應用及產品展覽演示提供最佳的數字信號源。
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Ventus 2.0 是一款使用 USB 2.0 的便攜式多標準信號發(fā)生器。它支持所有常見的地面廣播到衛(wèi)星信號。使用T-PUMP(隨附軟件)可以很容易地從一種調制切換到另一種調制。
Ventus 2.0 可以發(fā)出 30 MHz 至 2.5 GHz 的信號。
許多調制都可以播放。包括:ATSC、DVB-T/H、DVB-S2、DVB-T2、DVB-C、DTMB、DAB/DAB+/T-DMB、ISDB-T/B、開放式電纜、CMMB、ATSC MDTV、DAB+/DMB多路復用器。
基礎款Ventus 2.0 配備 -20dBm 的固定信號功率。通過添加衰減器,您可以將功率從-110dBm擴展到+7dBm。
Ventus 2.0 采用無風扇散熱設計。它具有出色的移動性和緊湊的設計。
DVB ASI-In (Base Line Frame)
DVB-ASI (INPUT) | Parameter | Value |
Buffer | 8 MB | |
Connector type | BNC (75Ω) |
DVB ASI-Out (Base Line Frame)
DVB-ASI (OUTPUT) | Parameter | Value |
Buffer | 8 MB | |
Connector type | BNC (75Ω) |
RF Upconverter Specification
RF OUT | |
Input Voltage | 1 V p-p |
Input Impedance | 50 Ω |
Power Requirement | DC 12V (1.3A), DC 5 V (910mA) |
RF Out Frequency | 30 MHz ~ 2.5 GHz |
Range |
-20 dBm (+7dBm ~ -110 dBm under 1GHz & +3 dBm ~-110 dBm above 1 GHz to 2.5 GHz) |
Resolution | 0.1 dB |
Accuracy | ± 1 dB |
Connector | SMA (50Ω) |
Spurious | >60 dB |
Phase Noise | -95 dBc @ 10 KHz offset |
ATSC-MDTV Modulation Specification (Optional)
Multiplex | |
RS Frame Mode | Single Frame, Dual Frame |
SCCC Block Mode |
Separate Block Mode Paired Block Mode |
SCCC Bitrate | 1/2, 1/4 |
RS Coding | (211,187), (223,187), (235,187) |
Support |
Service file (IP format) Ensemble file (IP format) |
Modulation | |
Modulation Mode | 8-VSB (ATSC and ATSC -MDTV) |
Symbol Rate | 10.76 Ms/s |
Spurious | >60 dB |
Phase Noise | -95 dBc @ 10 KHz offset |
DVB-T/H Modulation Specification (Optional)
Modulation | |
Modulation Mode | QPSK, 16 QAM, 64 QAM |
Transmission Mode | 2K, 4K, 8K |
nbsp;Channel bandwidth | 5, 6, 7, 8 MHz |
Convolution Code Rate | 1/2, 2/3, 3/4, 5/6, 7/8 |
Guard Interval | 1/4, 1/8, 1/16, 1/32 |
CMMB (STiMi) Modulation Specification (Optional)
Modulation + Multiplex | |
Modulation Mode | CMMB(STIMI) |
Compliant | CMMB GY/T220. 1/2006 and GY/T 220.2/2006 |
Support | Logical Channel Setting |
Byte Interleave Mode | Mode 1, Mode 2, Mode 3 |
RS Coding | (240, 240), (240,224), (240,192), (240, 176) |
Constellation | BPSK, QPSK, 16QAM |
LDPC Bitrate | 1/2, 3/4 |
Signal Bandwidth | 8 MHz |
ISDB-T & ISDB-B Modulation Specification (Optional)
Modulation | |
Modulation Mode | ISDB-T Layered OFDM |
Compliant | ARIB STD - B31 |
Support | Japan ISDB-T & Brazil ISBD-B |
TMCC Encoding | Fully Supported |
Segment | Full-seg and 1-seg Supported |
DAB/DAB+/T-DMB Modulation Specification (Optional)
Modulation | |
Modulation Mode | OFDM/ D-QPSK |
Compliant | EN300 401 |
Support | TM1, TM2, Tm3, TM4 In Band III |
Reconfiguration Test | Dynamic Reconfiguration Support |
ETI Pattern Supported | Slide show, BIFS, DAB+, BWS, TPEG, Visual Radio, China DMB ( H.264+ AAC3) ETI |