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5.2
SPECIFICATIONS
TECHNICAL DESCRIPTION
Models 8084/8084AD/8085 Closed Caption Encoder Manual
5.2.1
Serial Digital Video Input
Standards:
SMPTE 259M (270 Mb/s)
Connector:
1 BNC input per IEC 169-8
Equalization:
Automatic 200m @ 270 Mb/s with Belden 8281 or
equivalent cable
Return Loss:
> 15 dB up to 540 Mb/s
5.2.2
Serial Digital Video Outputs
Number of Outputs: 1 with relay bypass, 1 additional output.
Connector:
BNC per IEC 169-8
Signal Level:
800 mV nominal
DC Offset:
0V ±0.5V
Rise and Fall Time: 470 ps nominal
Overshoot:
<10% of amplitude
Return Loss:
> 15 dB up to 540 Mb/s
Wide Band Jitter:
< 0.2 UI
5.2.3
Composite Analog Video Input (8084AD only)
Standards:
SMPTE 170M
Connector:
1 BNC input per IEC 169-8
Input Impedance:
75Ω
Signal Level:
1V
Return Loss:
> 30dB up to 5 MHz
5.2.4
Composite Analog Video Outputs (8084AD only)
Number of Outputs: 1 with relay bypass, 1 monitoring output.
Connector:
BNC per IEC 169-8
Output Impedance: 75Ω
Signal Level:
1 V
User Gain Adj.:
±10%
DC Offset:
0 V ± 50 mV
Return Loss:
> 30 dB up to 5 MHz
Freq. Response:
±0.15 dB up to 5 MHz
Differential Gain:
< 0.6% up to 5 MHz
Differential Phase: < 0.2 deg. up to 5 MHz
SNR:
> 75 dB
Input-Output Delay: < 100 ns
Chroma-Luma Gain: < 0.4% up to 5 MHz
Chroma-Luma Delay: < 5ns up to 5 MHz
Line-Time Distortion: < 0.5%
Tilt:
< 0.5%
Revision 1.6.6
nominal
p-p
nominal
p-p
(blk field, 100 kHz to 5 MHz, unweighted)
RMS
Page 5-3
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