Specifications
4–2
1710J-Series Waveform Monitors
Table 4–1: Input/Output and Vertical Deflection (Cont.)
Name
Description
n
Chroma Filter PAL
Nominal bandwidth 1 MHz; attenuation at 8.9 MHz, 20 dB or greater. (response at
4.43 MHz does not vary between FLAT and CHROMA by more than 1%)
Upper and lower –3 dB points are approximately
±
350 kHz from 4.433619 MHz
15 to 35
_
C operating temperature
Transient Response, 1 V Full Scale or
X5 Gain
Specifications apply for full screen height video input signal
Flat using 2T pulse and bar
n
Preshoot
1% or less
n
Pulse-to-bar ratio
X1 Gain
X5 Gain
0.99:1 to 1.01:1
0.98:1 to 1.02:1
n
Overshoot
X1 Gain
X5 Gain
2% or less
4% or less
n
Ringing
X1 Gain
X5 Gain
2% or less
4% or less
n
Field Tilt
1% or less field rate square wave or vertical window
n
25 ms Bar Tilt
1% or less
n
Overscan
Less than 2% variation in baseline of 100 IRE [700 mV] 12.5T [20T] modulated pulse
as it is positioned over the middle 80% of the screen
Differential Gain
Displayed differential gain is 1% or less with 10% to 90% APL changes
Chroma filter must be selected. Baseline at 50 IRE and displayed subcarrier adjusted
to 100 IRE
Crosstalk between channels
Typically greater than 50 dB of isolation between channels, measured at F
SC
between
CH A, CH B and EXT REF
Loop-Through Isolation
Typically greater than 50 dB of isolation between loop-through inputs, measured at
F
SC
between CH A, CH B and EXT REF
n
Return Loss (75
W
) Video Inputs (CH-A,
CH-B)
At least 40 dB from 50 kHz to 6 MHz.
A and B channels, loop-through terminated in 75
W
Input in use or not in use, instrument power on or off, all deflection factor settings
Содержание 1710J Series
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