Specifications – Grass Valley 7600REF User Manual
Page 74
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7600 SD/HD/MHD-REF — Instruction Manual
Specifications
Specifications
Note
All measurements are made assuming, where appropriate, that the various
offsets controlled from the front panel are set to zero unless otherwise stated.
All signal measurements are made with inputs and outputs terminated in 75
ohm unless otherwise stated.
Table 6. 7600REF Specifications
Parameter
Value
SD-SDI Outputs
General
Format
270 Mb/s 10 bits
Standards
ITU-R BT 601, 656,
EBU Tech 3267,
SMPTE 125M, 244M, 259M, RP165, RP178
Video
Output impedance
75 ohm
Amplitude
800 mV p-p ±10%
Return loss to 270 MHz
> 15 dB
Overshoot
< 10%
Jitter
< 0.2 UI above 10 Hz jitter frequency
Rise/fall times
0.4 to 1.5 ns (20-80%)
DC offset (AC coupled)
0 ± 0.5V
Time offset with respect to
Main black burst signal
< ±100ns
Embedded Audio
Active channels
4
Group
Selectable 1, 2, 3, or 4
Sample Frequency
48kHz
Digital coding
24 bits
Audio tone
25Hz to 20kHz in 25Hz steps
Audio level
0 to -120 dBFS
Tone modes
On, Off, CCIR, and EBU
HD-SDI Outputs
General
Standards
SMPTE 272M, 292M, and 296M
Formats
1080i: 60Hz, 59,94Hz, 50Hz
1080p: 30Hz, 29.97Hz, 25Hz, 24Hz, 23.98Hz
1080psF: 30Hz, 29.97Hz, 25Hz, 24Hz, 23.98Hz
720p; 60Hz, 59.94Hz, 50Hz, 30Hz, 29.97Hz, 25Hz, 34Hz, 23.98Hz
Output impedance
75 ohm
Amplitude
800 mV p-p ±10%
Return loss
> 15dB, 5MHz to 750MHz
> 10dB, 750MHz to 1.485GHz (typical)
Overshoot
< 10%