Table a- 6: calibrator, Table a- 7: vector mode – Tektronix 1740A/1750A User Manual
Page 108
Appendix A: Performance Specification
A-8
1740A/1750A Series Waveform/Vector Monitor User Manual
Table A- 6: Calibrator
CATEGORY
DESCRIPTION
Waveform Square Wave
Req:
Amplitude: 1.0 V
±0.5%
Req:
Frequency: 100 kHz
±0.1%
RI:
Crystal controlled 10 s square wave
Waveform Sine Wave
Req:
Amplitude: 1.0 V
p-p
,
±1%
Vector Circle
RI:
Circle that approximates the graticule
compass rose
Table A- 7: Vector Mode
CATEGORY
DESCRIPTION
Input Requirements
Req:
1 V
p--p
±6 dB
RI:
Instrument freeruns with no input
RI:
External Reference: Black burst or com-
posite video
Nominal Subcarrier Frequency
(F
SC
)
RI:
NTSC 3.579545 MHz
PAL
4.43361875 MHz
Chrominance Processing Band-
width (--3 dB)
Req:
1 MHz
±200 kHz
PAL +V
RI:
V Axis is inverted at 1/2 video line
rate.
Display Phase Accuracy Error
Req:
≤1.25°
Display Gain Accuracy Error
Req: ≤
2.5% with 75% amplitude color bars
Quadrature Phasing Error
Req:
≤0.5° 〈Bursts set to targets)
Subcarrier Regenerator Pull-in
Range
Req:
NTSC
: ±50 Hz
PAL:
±10 Hz