tdq441

Multichannel digital transmodulator
8 DVB-S/S2 to 4 DVB-C channels



Ordering number 04808
Specifications

T Y P E

tdq441

Sections input/output

8/4

RF input

RF input count

1

frequency range

pr.

950-2150 MHz

level/impedance

55-95 dBµV / 75 Ω

return loss

≥ 10 dB

loop through frequency range/loss

950-2150 MHz / ≤ 1.5 dB

LNB powering/control

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0/13/18 V & 22 kHz, 500 mA total, DiSEqC 1.0, EN50494, EN50607

standard

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DVB-S/S2*

modulation

QPSK, 8PSK, APSK 8/16/32

symbol rate

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2 ÷ 45 Ms/s

RF output

standard

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DVB-C

modulation

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QAM16,QAM32, QAM64, QAM128, QAM256

frequency range

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96-862 MHz

channel allocation, adjacent

4

level/impedance

90 ± 2 dBµV/75 Ω

TS bit rate

< 53 Mbit/s

MER

≥ 40 dB

channel bandwidth

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4...8.3 MHz

symbol rate

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3.5 ÷ 7.2 Ms/s

return loss

≥ 10 dB

roll off

15 %

total output level adjustment

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0 ÷ -15.0 dB by 1 dB step

loop through frequency range/loss

45-862 MHz / ≤ 2.5 dB

Management port

standard IEE802.3 10/100 Base T

Supply voltage

12 V ± 1 V

Current consumption, without external load

1.0 A

Current consumption, with maximum external load

2.0 A

Operating temperature range

0°C ÷ +35°C

Dimensions/Weight (packed)

63x198x112 mm/1.24 kg

* supports physical layer scrambling (PLS) and multiple input streams (MIS)
pr. - software control