WISI Tangram GT01W0048 19” 1 RU chassis with backplane, 1 power supply (48 VDC), fan tray and integrated GigE switch GT11

WISI TANGRAM video platform is a high-density digital TV headend for contribution of digital TV via IP networks and end-to-end
IPTV solutions such as video-on-demand, connected TV and OTT
( Over The Top ) or Web TV.

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SKU: 220402. Category: .
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Product Description

• Constellation- 16, 32, 64, 128 and 256 QAM
• Symbol rate- 4,45 – 7,00 MSym/s
• Roll-Off -12%,13%,15%,18%
• MER- > 45 dB, typ. 46 dB
• BER- ≤ 1*10-12
• Spectrum flatness -± 0,3 dB
• Shoulder attenuation- ≥ 55 dB
• DVB compliance
• DVB-C- (EN 300 429), Annex A,
• B and C
• IP Input
• Max. SPTS/MPTS input streams per module -32 (CBR or VBR)
• Max. streaming capacity per module –<800 Mbit/s • Communication protocol- Unicast and Multicast, SPTS and MPTS, IGMPv2 and IGMPv3 • Packet Format - MPEG over RTP/UDP • Packet Size - 188 byte • Time stamp & de-jitter - yes • Remultiplexing - yes • PID remapping and filtering - yes • RF Parameters • Output ports - 2 • Channels per port - up -to 4 • Output impedance - 75 Ohm • Output frequency - 45...1002 MHz • DVB-T / T2 Receivers (GT31W) • Impedance - 75 Ω • Input frequency range - 43-1002 MHz • Input level range - 39 to 79 dBµV • DVB compliance - DVB-T ( EN300744 ), DVB-T2 ( EN302755 ) • Return loss - >18 dB @ 47 MHz >12 dB @ 862 MHz
• Bandwidth ( DVB-T ) ( DVB-T2 ) – 6/7/8 MHz, 1.7/5/6/7/8 MHz and ext. bandwidth
• FEC inner code – Conv., K=7, G= 1/2, 2/3, 3/4, 4/5, 5/6, 7/8
• COFDmspectral – 2k and 8k FFT
• Guard interval – 1/32, 1/16, 1/8, 1/4

• VSB –AmPAL modulation (GT21W)
• Standards – PAL B/G, D/K, L,M, N , SECAM D/K, B/G, L, NTSC
• Sound – Mono, Stereo, Dual NICAM, A2
• modulation video – VSB AM, neg. or pos.
• modulation audio – Audio FM or AM
• Output frequency – 45-862 MHz
• Output level – 117 dBμV (1 ch) , 113 dBμV (2 ch) , 111 dBμV (3 ch)
• Video S/N (weighted) – 1 channel typ. 64 dB

• CI multidecryption (GT42W)
• Number of CI slots – 4 CI slots
• Supported bit rates – 55/66/72 Mbit/s
• DVB Compliance – EN 50221

• DVB-C Receivers (GT31W)
• Impedance – 75 Ω
• Input frequency range – 43-1002 MHz
• Input level range – 49 to 90 dBµV ( QAM256 )
• DVB compliance – DVB-C ( EN300429/ ITU J.38 Annex A )
• Return loss – >18 dB @ 47 MHz , >12 dB @ 862 MHz
• QAmmodulation scheme – 16-, 32-, 64-, 128-, 256-QAM
• DVB-C symbol rate – 1 to 7.2 MBaud

• ASI input/output (GT32W)
• Impedance – 75 Ω
• Frequency range – < 270 MHz • Return loss - > 17 dB (27-270 MHz)
• Compliance – EN 50083-9:2002
• Packet size – Input | Output 188 byte and 204byte | 188 byte
• PCR restamping – Yes
• Input/Output max. payload bit rate Typical 200 Mbit/s