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COFDM-PAL

Ref. 505403

Additional Infomation
Technical manuals: 
Transmodulateur COFDM-PAL
Televés reserves the right to modify the product.The product may be different than shown in the picture.

Transforms a terrestrial digital channel to an analog channel either in VHF or UHF.

Programmables parameters:

  • Input and output channel.
  • Output level.
  • Video and Audio program selection.
  • Video modulation index.
  • Audio deviation.
  • Audio carrier frequency.
  • A/V ratio
  • Remotely controllable via the CDC.

 

References 505403
 COFDM demodulator
 Input through losses dB 1-2
 Input frequency MHz 174-230 / 474-858
(o tabla de canales CCIR 5-12 / 21-69)
 Frequency steps MHz 1
 Locking margin MHz ±3
 Input level dBµV 49 a 89 (8k; 64 QAM; FEC 2/3)
 Return losses dB >12 (46-862 MHz)
 Bandwidth filter SAW MHz 7-8 seleccionable
 FFT k 2; 8
 Constellation QPSK; 16QAM; 1/32
 Guard interval 1/4; 1/8; 1/16; 1/32
 Viterbi rate 1/2; 2/3; 3/4; 5/6; 7/8
 Max. symbol rate Mbaud 31,67
 MPEG Decoder
 Input format TS MPEG-2 / DVB
 Decoding MP@ML
 TS input rate Mbps 60 máxima
 Video rate Mbps 1,15 a 15
 Video resolution Máxima 720x576
 Video output compuesto PAL
 RF VSB Output
 Output frequency  MHz 46-862
 Frequency steps KHz 250 
 Max. Output level dBµV 80
 Variable gain dB 15
 Return losses dB 14 típica
 Through losses  dB <1,5
 Spurious band level dBc 60 típica
 General
 Consumption A (Vdc) 1,2 (5)
0,4 (15)
 Preamplifier PSU mA 50 (0-12-24 Vdc, prog.)
 Dimensions (Wid x Hei x Dep) mm  35x197x163
Additional Infomation
Technical manuals: 
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