TDH 800 Backend - COFDM
Quad COFDM backend modules - DVB-T in FTA
The TDH 800 quad COFDM backend module is an output module that enables you to create up to 4 mIxes of services / TV programs which are available from the TDH 800 pool. The services are distributed in a COFDM data stream.
The COFDM output modules is delivered in a free-to-air version
CHARACTERISTICS
Carrier supported: 2K
Guard Interval: 1/32, 1/16, 1/8, 1/4
MER: ≥ 35.0 dB
Output level adjustment: +3...-17 dB
Output Level System: 90.0 ± 1.5 dBµV
Output QAM Modes: 16QAM, 64QAM, QPSK
Output spectrum: Normal
Spurious Signals: > 60 dB
TER - FEC rate: 1/2, 2/3, 3/4, 5/6, 7/8
FREQUENCY
Channel Raster: 7, 8, 8.5 MHz
Frequency step: 250 kHz
Output frequency range: 50.5 - 858 MHz
RETURN LOSS
Output Return Loss: > 10 dB
ELECTRICAL
Impedance: 75 Ω
OPERATIONAL
CI slots: 0
DC Operating voltage: 12 ± 1 VDC
Temperature - operating: -10...50 °C
Temperature - storage: -20 ..70 °C
DC Current consumption: 1000 mA
Humidity - operating: 20...80 %
Humidity - storage : 0...90 %
MECHANICAL
Dimensions product (H x D x W): 17 x 162 x 182 mm
