Grass-valley 2042EDA Manuel d'utilisateur télécharger pdf (Page 16)

10 2042EDA Instruction Manual

2042EDA Dual Wideband Equalizing Distribution Ampliﬁer

Speciﬁcations

Table 3. 2042EDA Speciﬁcations

Parameter Value

Serial Digital Component Inputs (Channel 1 and Channel 2)

Number and type of inputs 1 BNC per channel

Input impedance 75

Ω

Input signal type Serial digital component conforming to the following formats:

• SMPTE 292M

• SMPTE 259M (143 Mbps, 177 Mbps, 270 Mbps, 360 Mbps)

• EBU 1697

• 4 Mbps to 1.5 Gbps with PN20 pseudonoise sequence, maximum ratio of 19/1

• SMPTE 310M

• DVB-ASI

Signal level SDI 800 mV ±10% max

Return loss >15 dB to 0.004 to 1.5 GHz

Equalization Auto equalizing:

HD signals: up to 90 m of Belden 8281 cable or 120 m of Belden 1694,

SD signals and other <540 Mbps signals: up to 100 m of Belden 8281 or equivalent

Serial Digital Component Outputs (Channel 1 and Channel 2)

Number and type of outputs 4 BNCs per channel

Output impedance 75

Ω

Signal type Serial digital component conforming to the following formats:

• SMPTE 292M

• SMPTE 259M (143 Mbps, 177 Mbps, 270 Mbps, 360 Mbps)

• EBU 1697

• 4 Mbps to 1.5 Gbps with PN20 pseudonoise sequence, maximum ratio of 19/1

• SMPTE 310M

• DVB-ASI

Signal level SDI 800 mV ±10% max

Return loss >15 dB to 0.004 to 1.5 GHz

Error checking Transparent to embedded EDH

Electrical length 22 ns ±1 ns

Rise and fall time 160 – 270 ps between 20 – 80%

Output polarity Non-inverted

Jitter < 0.2 UI

Modes of Operation

Operating modes Equalizing in wideband mode

Reclocking modes None

Non-reclocking modes 4 Mbps to 1.5 Gbps with maximum P/N ratio of 19/1

Auto mute Output muted for long cable lengths (mute point varies between 200 – 300 m.)

Power

1 2 ... 11 12 13 14 15 16 17 18 19 20 21 ... 25 26

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Grass-valley 2042EDA Manuel d'utilisateur Page 16

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