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可测灵敏度的便携式多标准调制器
可测灵敏度的便携式多标准调制器
  • 可测灵敏度的便携式多标准调制器
  • 可测灵敏度的便携式多标准调制器
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可测灵敏度的便携式多标准调制器

产品价格:
电议
产品型号:
Ventus1.0
供应商等级:
企业未认证
经营模式:
贸易商
企业名称:
深圳市迪特威科技有限公司
所属地区:
广东省 深圳市
发布时间:
2011/12/6 16:58:20

0755-27505782      13923767638

贺冠达先生(联系我时,请说明是在维库仪器仪表网看到的,谢谢)

企业档案

深圳市迪特威科技有限公司

企业未认证营业执照未上传

经营模式:贸易商

所在地:广东省 深圳市

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  • 品牌/商标:Lumantek
  • 企业类型:贸易商
  • 新旧程度:全新
  • 原产地:韩国
The digital streaming DTV/Mobile TV modulator with USB connection have ability to stream an MPEG
stream from hard disk and output an industry-standard 50-870MHz (VHF + UHF) RF signal. The on-board
synthesizer can generate a stable and accurate symbol clock and tuning frequency. The Transport Stream
can be supplied via an external USB2.0 interface, and full customer-selectable modulation adjusted to
exactly what customers need.  And can be upgradable other modulation  without  hardware Factory return, but in the way of simple on-line proceeds, if purchase  license update Moreover, VHF and UHF mode RF AMP and step attenuator  have ability to amplify professional quality RF
level +10 dBm to -110 dBm range.  The professional range of RF power controlling  should be very much  ideal for adjacent selective, Min/Max level of RF Sensitive Testing.
The USB modulator is fully hard-ware base of FPGA design solution,  that can be  enough to use with even low performance laptop PC on low CPU  share Usage,  and easy carry for field test, and your product demonstration.
Features:
? USB 2.0 Platform Base Frame (DVB-ASI Output & Input)
? T-DMB / DAB+
? OFDM (DVB-T/DVB-H) modulation optional
? ISDB-T/B modulation optional
? QAM (DVB-C/ITU-T J83 Annex B) modulation optional
? OFDM (T-DMB/DAB) modulation
? ATSC (8VSB) modulation optional
? CMMB modulation + Mulitplex frame optional
? OpenCable Moculation optional
? DTMB modulation optional
? Real time ASI INPUT to RF OUTPUT modulation
? MPEG2 - TS Recording & Analyzing (Program / PID) / Bit stuffing ability
? On-board VHF/UHF RF output up-converter at level -20dBm (1Hz step Agile Type) basic
? RF Level Accuracy : <+/-1dB
? AMP & RF Step Attenuators for professional RF level test - RF output from +10 dBm to -110 dBm (0.1dB
? steps) optional
? Temperature compensation using an integrated temperature sensor, enable to heater control without RF
? level loss

DVB-ASI Output (Base Frame)
-DVB-ASI (OUTPUT)
Parameter Value
Buffer 8 MB
Connector type BNC (75Ω)
Output Bitrate ~ 108 Mbps
-DVB-ASI Input (Base Frame)
DVB-ASI (INPUT)
Parameter Value
Buffer 8 MB
Connector type BNC (75Ω)
Input Bitrate ~ 108 Mbps

DVB-T/H Modulator Specification (Optional)
Modulation
Modulation Mode QPSK, 16 QAM, 64 QAM
Transmission Mode 2K, 4K, 8K
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
RF OUT
Frequency range 50 ~ 870 MHz
Channel bandwidth 5, 6, 7, 8 Mhz
Output Impedance 50 Ω
RF Output Level -20 dBm (-110dBm ~ +10dBm)
Return Ross >15 dB
Spurious >60 dB
Phaser Noise -95 dBc @10 KHz
Connector Type SMA (50Ω)
RF Level Accuracy <+/-1dB

VHF/UHF RF Att enuator (Optional)
Item                                                                 Unit                                Min.                    Type                            Max.
Input Range                                                   dBm                               —                         -20                               —
Output Control Range                                 dBm                              -110                                                         +10
Output Control Step                                       dB                                                              0.1
Frequency Control Range                          MHz                                  50                                                           870
Frequency Control Step                                Hz                                                                 1
Valid Temperature Celsius                         (oC)                                   25                       38                                60
Power Supply Voltage                                   V                                                                  12V
Power Supply Current                                   mA                                    640                                                       1,000

CMMB(STiMi) Modulation Specification (optional)
-Modulation+Multiplex Frame
 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
-RF OUT
 Frequency Range (Full VHF-UHF 50 ~ 870 MHz)
  S/L-Band external RF Adopter Device
 Real Time Level Attenuation: Yes
 Output Inpedance: 50Ω
 RF Output Level: -20 dBm
 Return Loss: >15dB
 Spurious: >55 dB
 Phaser Noise: <-95dBc @ 10KHz Offset
Connector Type : SMA (50Ω)
RF Level Accuracy: <+/-1dB

ATSC Modulator Specification (Optional)
-Modulation Mode: 8-SVB
Symbol Rate: 10.76 Ms/s
-RF Out
 Frequency range 50 ~ 870 MHz
 Channel bandwidth: 6 MHz
 RF Output Level: -20 dBm (-110dBm ~ +10dBm)
 Return Ross: >15 dB
 Spurious: >60 dB
 Phaser Noise: -95 dBc @10KHz offset
 Connector Type: SMA (50Ω)
 RF Level Accuracy: <+/-1dB

OpenCable Modulator Specification (Optional)
-Modulation Mode: Annex B (QAM 64, 256)
 Symbol Rate: 5.057 or 5.38 Ms/s
Standard: ITU-T J83 FEC Annex B
Channel bandwidth: 6, 7, 8 MHz
-RF Out
 Frequency range: 50 ~ 870 MHz
Channel bandwidth: 6, 7, 8 Mhz
RF Output Level: -20 dBm (-110dBm ~ +10dBm)
Output Impedance: 75 Ω
Return Ross: >15 dB
Spurious: >60 dB
Phaser Noise: -95 dBc @10KHz offset
Connector Type: SMA (50Ω)
RF Level Accuracy: <+/-1dB

DVB-C Modulator Specification (Optional)
-Modulation Mode: Annex A/C (QAM 16, 32, 64,128, 256)
 Symbol Rate: ~ 10 Ms/s
 Staadard: ITU-T J83 FEC Annex A/C
 Channel bandwidth : 6, 7, 8 MHz
-RF Out
 Frequency range: 50 ~ 870 MHz
 Channel bandwidth: 6, 7, 8 Mhz
 RF Output Level: -20 dBm (-110dBm ~ +10dBm)
 Output Impedance: 75 Ω
 Return Ross: >15 dB
 Spurious: >60 dB
 Phaser Noise: -95 dBc@10KHz offset
 Connector Type: SMA (50Ω)
 RF Level Accuracy: <+/-1dB

ISDB-T/Tb & SBTV Modulation Specification (optional)
-Modulation Mode ISDB-T Layered OFDM,
Compliant ARIB STD-B31
Support Japan ISDB-T & Brazilian SBTVD
TMCC Encoding: Fully Supported
Segment: 1 Seg & full Seg Supported
-RF OUT
 Frequency Range: 50 ~ 870 Mhz
 Real Time Level Attenuation: Yes
 Output Impedance: 50 Ω
 RF Output Level: -20 dBm (-110dBm ~ +10dBm)
 Return Loss: > 15 dB
 Spurious: > 55 dB
 Phaser Noise: <- 95 dBc @10KHz offset
 Connector Type: SMA ( 50 Ω )
 RF Level Accuracy: <+/-1dB

联系方式

深圳市迪特威科技有限公司

联系人:
贺冠达先生
手机:
13923767638
所在地:
广东省 深圳市
类型:
贸易商
地址:
深圳市宝安区西乡街道

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QQ:3176834 
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