Specifications
WVR6100, WVR7000, and WVR7100 Specifications and Performance Verification
1- 19
Table 1- 28: Composite analog physical characteristics; composite input characteristics (Option CPS)
Characteristic
Performance requirement
Reference information
Formats supported
NTSC, NTSC no setup, and PAL, I, B, D, G, H
Complies with RS170A & ITU--R BT.471.
Manual or auto detect of input
standard.
Internal Reference
Proper horizontal and vertical synchronization
with a composite signal of appropriate line and
field rate.
Input Dynamic Range (typical)
6 dB range
Video Maximum Operating Amplitude (typical)
--1.8 V to +2.2 V, (all inputs) DC + peak AC.
Maximum Absolute Video Input Voltage
--6.0 V to +6.0 V (DC + peak AC).
Input Type
Passive loop through 75
Ω
compensated
DC Input Impedance
20 k
Ω
Return Loss
>40 dB to 6 MHz with power on.
Typically > 46 dB to 6 MHz; > 40 dB
to10 MHz.
Typically 35 dB with power off for standard
amplitude video.
Video Input Cross-talk Between Channels
>60 dB to 6 MHz.
Loop through Isolation
>70 dB to 6 MHz.
DC Offset with Restore Off (typical)
<10 mV
Measured in full screen mode at x5
vertical gain.
DC Restore Modes
Fast, Slow, and Off modes.
Slow has a typical bandwidth of
10 Hz, Fast has a typical bandwidth
of 500 Hz.
DC Restore Offset Error
<2 mV
Registration between back porch and
0 V graticule.
DC Offset between Inputs with restore off
(typical)
<7 mV
DC Restore 50 and 60 Hz Attenuation
Fast Mode
>95% attenuation
Slow Mode
<10% attenuation, <10% peaking.
Slow mode typical peaking 8% at 50 and
60 Hz.
Blanking Shift with 10 to 90% APL Change
<1 IRE (7 mV PAL)
Blanking Shift with Presence and Absence of
Burst
<1 IRE (7 mV PAL). Typically 0 mV.
Lock Range
50 ppm, remains locked.
Vector typically OK to
80 ppm.
WFM display typically locked to
200 ppm.
Lock in Presence of Hum
1.0 V
p-p
, on 0 dB signal, remains locked.
