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The 7881IRD2 series is the basis of a professional platform for receiving, demodulating and decoding digital ATSC/DVB-T/T2/ISDBTb/DVB-C/C2/DVB-S/S2 satellite signals. With a compact, modular form-factor the 7881IRD2 represents one of the highest density and most flexible solutions in the industry. The 7881IRD2 may be mounted in the Evertz 7800 series of enclosures, providing a high-density, modular solution. Options for an innovative removable front control panel and 1RU chassis also allow the 7881IRD2 to be packaged in the traditional IRD2 form-factor, while maintaining all of the benefits of modularity.
Applications include signal reception for broadcasters, cable, DTH and IPTV providers, or any other small to large head-end operators who need to receive and utilize or re-distribute satellite content, and also receive and distribute off-air local contents.
The 7881IRD2 series provides ASI and IP outputs, ideal for turnaround, transcoding, monitoring or other applications where the received signal remains in the compressed domain. For baseband output, the 7881IRD2 utilizes an advanced decoder with support for both MPEG-2 and H.264/AVC, SD or HD encoded signals, optionally up to 4:2:2 10-bit.
Full monitoring and control of the IRD are relayed over SNMP, for convenient remote access using Evertz own VistaLINK® PRO SNMP monitoring and control package.
For applications requiring decryption, the 7881IRD2 provides two slots for installation of a customer-supplied conditional access module. DVB-CI compliant conditional access modules and formats are supported.
特点|
- Modular design, allowing flexible configurations along with easy system reconfiguration and service
- May be mounted in the 7800FR series frames in high-density applications (up to seven IRD2 in one 3RU frame)
- May be mounted in the 7801FR and fitted with the 7801CP control panel, yielding a 1RU IRD with removable front control panel and optional redundant power supplies, all of which are hot-swappable and may be serviced without any de-cabling required. Up to two units may be mounted in the 7801FR and used with the 7801CP, providing a dual-IRD solution in 1RU
- Standard support for advanced modulation schemes, including DVB-S2 with 16APSK and 32APSK (7881IRD2-H264SD-LB4-CA version)
- Available two DVB-CI slots for conditional access modules (7881IRD2-H264SD-LB4-CA version)
- Quad 8VSB tuners with tuning capabilities of pre-stored physical channels (7881IRD2-ATSC)
- Quad DVB-T/T2 off-air or DVB-C/C2 cable signals (7881IRD2-DVBT2)
- Quad ISDBTb off-air signals (7881IRD2-ISDBT version)
- Quad DVBC/C2 cable signals (7881IRD2-DVBC version)
- Flexible decoding of SD and HD as standard
- Support for encoding profiles from distribution to contribution grade, including H.264 in 4:2:0 8-bit and optional 4:2:2 10-bit formats, along with legacy MPEG-2
- Available BISS and BISS-E decryption
- Flexible mid-stage access to compressed domain signals, including ASI and optional IP output along with ASI and optional IP inputs
- Straight pass-through or PID filtering/remapping of compressed stream outputs
- Standard Dolby pass-through and decode of Dolby AC-3 and MPEG-2 Layer 1 audio
- Optional decoding of Dolby-E, Plus, AAC and HE-AAC v1 & v2 for up to 5.1 channels
- Optional SCTE 105/34 translation
- Standard support for 4x AES outputs
- Control through web browser or SNMP using third-party application or Evertz' own VistaLINK SNMP control and monitoring software
- Signal quality monitoring, including MER, BER and TR101-P1 errors
指标|
RF Input | |
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Number | 4 |
端口数目 | F-Type |
-LB version | |
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Frequency | 950 – 2150MHz |
功率 | -20 to -60dBm |
LNB Power | Activated on selected input |
Current | 400mA |
电压 | 13, 18V (selectable) |
LO Control | 22kHz (on/off selectable) |
-ATSC/DVBT/T2 and ISDBTb versions | |
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Frequency | 50 – 860MHz |
Input Power | 40 to -40 dBmV per carrier |
Channel Bandwidth | 6MHz, 7MHz, 8MHz |
Modulation Support | |
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-LB version | |
Symbol Rate | Up to: |
8PSK | 67 Msps |
16APSK | 50 Msps |
32APSK | 40 Msps |
Coding Rates | |
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DVB-S QPSK | 1/2, 2/3, 3/4, 5/6, 7/8 |
DVB-S2 QPSK | 1/4, 1/3, 2/5, 1/2, 3/5, 2/3, 3/4, 4/5, 5/6, 8/9, 9/10 |
DVB-S2 8PSK | 3/5, 2/3, 3/4, 5/6, 8/9, 9/10 |
DVB-S2 16APSK | 2/3, 3/4, 4/5, 5/6, 8/9, 9/10 |
DVB-S2 32APSK | 3/4, 4/5, 5/6, 8/9, 9/10 |
-ATSC version | |
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8VSB Demodulation Standard | ATSC Per A53 |
QAM Demodulation Standard | ITU-TJ.83 Annex B, QAM 64, 256 |
-DVBC2/DVBT2/ISDBT2 version | |
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Channel Bandwidth | 6MHz, 7MHz, 8MHz (1.7MHz available for DVB-T2) |
Sub Format | QAM16 - QAM256, QPSK |
标准 | DVB-T/T2, DVB-C/C2, ISDBTb (ITU-T J.83 Annex A and C) |
Code Rate | 1/2, 2/3, 3/4, 5/6, 7/8 Auto Detection |
FFT Mode | K2, K4, K8, K16, K32 Auto Detection |
Guard Interval | 1/32, 1/16, 1/8, 1/4, 1/128, 19/128, 19/256, 1/64 Auto Detection |
Pilot Pattern | PP1, PP2, PP3, PP4, PP5, PP6, PP7, PP8 Auto Detection |
MPEG over IP Input/Output | |
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Number of Connectors | 1 |
Number of Streams | 2 |
Type | SMPTE ST 2022-1, -2 |
端口数目 | RJ-45, 10/100/1000 |
Conditional Access Support |
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- 2x DVB-CI slots
Baseband Video Outputs (Dual Decode) | |
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注意 | • Both channels must decode the same codec on both services |
Number | 3 |
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端口数目 | BNC |
Type | SDI (SMPTE ST 259), HD-SDI (SMPTE ST 292-1) |
AES Audio Outputs | |
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Number | 8 (4 AES per decode) |
端口数目 | BNC breakout from DB-15 |
Type | 非平衡 AES |
Audio Processing |
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- Supports decoding of MPEG-1 Layer 2, AAC, Dolby-E, Plus and AC-3
- Supports Dolby-E and AC-3 pass-through
ASI Input/Output | |
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Number | 2 (configurable input/output) |
Type | ASI per DVB TR101-891 |
端口数目 | 75Ω BNC |
Frame Sync+FSE Option |
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- Sync 1080i/59.94, 1080i/50, 720p/59.94, 720p/50, 525i/59.94, 625i/50
- Video Delay between 3 lines and 1 frame +3 lines
- Programmable output phase with respect to reference input
- Reference input via common 7800FR frame reference connector
Monitored parameters | |
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-ATSC and -DVBT2/ISDBTb version |
- Demodulator lock
- MER/BER
- Packet errors
- TR101-P1 Errors
Control |
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- SNMP over Ethernet via frame controller
- Web browser
电气 | |
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功率 | < 46 watts |
电压 | 12V DC |
工作温度 | 0-50°C |
物理参数 | |
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插槽数 | 2 |
订购信息|
7881IRD2-H264SD-LB4-CA2 | DVBS/S2 IRD, up to 32APSK, quad L-Band input, dual demodulator and dual decoder, 2x ASI output and IP output standard, MPEG-2/H.264 SD-SDI decode (4:2:0 8-bit). Dual DVB-CI conditional access slot |
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7881IRD2-H264SD-LB4 | DVBS/S2 IRD, up to 32APSK, quad L-Band input, dual demodulator and dual decoder, 2x ASI output and IP output standard, MPEG-2/H.264 SD-SDI decode (4:2:0 8-bit) |
7881IRD2-ATSC | Dual channel ATSC IRD, quad RF input, dual ASI ports, dual MPEG-2sD/HD decode |
7881IRD2-DVBT2 | Dual channel DVBT/T2 IRD, quad RF input, dual ASI ports, dual MPEG-2/H.264 SD/HD decode |
7881IRD2-DVBC | Dual channel QAM/DVBC/C2 IRD, quad RF input, dual ASI ports, dual MPEG-2/H.264 SD/HD decode |
7881IRD2-ISDBT | Dual channel ISDBT IRD, quad RF input, dual ASI ports, dual MPEG-2/H.264 SD/HD decode |
订购可选项 | |
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+FSE | Integrated frame synchronizer |
+10B422 | 10-bit 4:2:2 decoding option |
+DD | Dolby-E decode |
+AAC | AAC decode |
+SCTE104-1 | SCTE 35/104 translation |
+DBISS | BISS and BISS-E decryption |
+IP | IP input/output support |
Connector Suffix | |
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+B75 | 75Ω BNC connector for RF input |
Rear Plate Suffix | |
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+3RU | 3RU rear plate for use with 7800FR or 7801FR Multiframes |
Enclosures | |
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7800FR | 3RU Multiframe which holds 15 single slot modules |
7801FR | 1RU Multiframe which holds up to 4 single slot or 2 dual slot modules |
1RU Enclosure Options | |
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注意 | • 7801FC is required for 1RU IRD configuration |
+781PS | Redundant power supply (optional) |
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7801FC | Frame controller module |
7801CP | Removable front control panel for 7801FR populated with 7881IRD(s) |