Tektronix Camcorder 1780-R Manual de usuario Pagina 169

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Specifications
1780R-Series Operators Manual
5–17
Table 5–7: Vectorscope Vector Display (Cont.)
Characteristics
Supplemental
Information
Performance
Requirements
Vector Display
Differential Phase
1_.
Differential Gain 1%.
Measured with 140 IRE
(1 V) linearity signal with 40
IRE (300 mV) of subcarrier.
Position Control Range
Horizontal
1/4I (6 mm) from center.
Vertical
1/4I (6 mm) from center.
Clamp Stability
1/64I (0.4 mm) or less.
Center Spot movement
with Rotation of PHASE
control.
Variable GAIN Range +14 dB to –6 dB of 75% color
bar preset gain.
Unterminated color bar
signal can be brought to
appropriate targets. Burst
from a triple-terminated
signal can be moved to the
compass rose.
Max Gain >X5.
Variable GAIN Phase
Shift
±1_ as gain is varied from
+3 dB to –6 dB.
Specifications
1780R-Series Operators Manual
5–17
Table 5–7: Vectorscope Vector Display (Cont.)
Characteristics
Supplemental
Information
Performance
Requirements
Vector Display
Differential Phase
1_.
Differential Gain 1%.
Measured with 140 IRE
(1 V) linearity signal with 40
IRE (300 mV) of subcarrier.
Position Control Range
Horizontal
1/4I (6 mm) from center.
Vertical
1/4I (6 mm) from center.
Clamp Stability
1/64I (0.4 mm) or less.
Center Spot movement
with Rotation of PHASE
control.
Variable GAIN Range +14 dB to –6 dB of 75% color
bar preset gain.
Unterminated color bar
signal can be brought to
appropriate targets. Burst
from a triple-terminated
signal can be moved to the
compass rose.
Max Gain >X5.
Variable GAIN Phase
Shift
±1_ as gain is varied from
+3 dB to –6 dB.
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