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Specifications
1780R-Series Operator’s Manual
5–19
Table 5–9: Vectorscope SCH Phase Display (Cont.)
Characteristics
Supplemental
Information
Performance
Requirements
Input Timing Stable display with any time
relationship between sig-
nals on CH A, CH B, and
EXT.
Display Range
Ext Reference
360_.
Int Reference
±70_. Typically >80_.
Table 5–10: CRTs and High Voltage Supplies
Characteristics
Performance
Requirements
Supplemental
Information
Waveform Monitor
Viewing Area 80 × 100 mm. Horizontal
Scale 12.5 Divisions. Verti-
cal Scale 170 IRE (NTSC),
1.19 volts (PAL).
Accelerating Potential Nominally 20 kV.
Orthogonality
±1_.
Trace Rotation Range
≥±1_ from horizontal.
Typical adjustment range is
≈8_.
Vectorscope
Viewing Area 80 × 100 mm.
Accelerating Potential Nominally 13.75 kV.
Orthogonality
±1_.
Specifications
1780R-Series Operator’s Manual
5–19
Table 5–9: Vectorscope SCH Phase Display (Cont.)
Characteristics
Supplemental
Information
Performance
Requirements
Input Timing Stable display with any time
relationship between sig-
nals on CH A, CH B, and
EXT.
Display Range
Ext Reference
360_.
Int Reference
±70_. Typically >80_.
Table 5–10: CRTs and High Voltage Supplies
Characteristics
Performance
Requirements
Supplemental
Information
Waveform Monitor
Viewing Area 80 × 100 mm. Horizontal
Scale 12.5 Divisions. Verti-
cal Scale 170 IRE (NTSC),
1.19 volts (PAL).
Accelerating Potential Nominally 20 kV.
Orthogonality
±1_.
Trace Rotation Range
≥±1_ from horizontal.
Typical adjustment range is
≈8_.
Vectorscope
Viewing Area 80 × 100 mm.
Accelerating Potential Nominally 13.75 kV.
Orthogonality
±1_.