Atec Tektronix-VM700T Bedienungsanleitung PDF herunterladen (Seite 9)

AUTO MODE

RS-170A HORIZONTAL BLANKING INTERVAL TIMING MEASUREMENTS

easurement Range Accuracy Test Signal

Color Burst Width 6 to 13 cycles ±0.1 cycles Horizontal Blanking

Front Porch Duration 0.5 to 2 µs ±20 ns Horizontal Blanking

Horizontal Blanking Width 6 to 30 µs ±50 ns Horizontal Blanking

orizontal Sync Rise 80 to 120 ns –10 to +30 ns Horizontal Blanking

Time and Fall Time 120 to 300 ns ±20 ns

00 ns to 1.0 µs ±30 ns

Horizontal Sync Width 1 to 8 µs ±10 ns Horizontal Blanking

SCH Phase ±90 deg ±5 deg Horizontal Blanking

Sync to Setup 5 to 18 µs ±20 ns Horizontal Blanking

ync to Start of Burst 4 to 8 µs ±140 ns Horizontal Blanking

(0.5 cycles)

20 ns

RS-170A VERTICAL BLANKING INTERVAL

Measurement Range Accuracy Test Signal

qualizing Pulse Width 1 to 20 µs ±10 ns Vertical Blanking

erration Width 1 to 20 µs ±10 ns Vertical Blanking

ertical Blanking Width 19 to 29 lines –0.1 lines to Vertical Blanking

+0.2 lines

FCC HORIZONTAL BLANKING INTERVAL TIMING MEASUREMENTS

Measurement Range Accuracy Test Signal

Breezeway Width 0.2 to 3.5 µs ±25 ns Horizontal Blanking

Color Burst Width 6 to 13 cycles ±0.1 cycles Horizontal Blanking

Front Porch Duration 0.5 to 2 µs ±10 ns Horizontal Blanking

Horizontal Blanking Width 6 to 30 µs ±10 ns Horizontal Blanking

Horizontal Sync Rise Time 80 to 120 ns –10 to +30 ns Horizontal Blanking

and Fall Time 120 to 300 ns ±20 ns

300 ns to 1.0 µs ±30 ns

Horizontal Sync Width 1 to 8 µs ±10 ns Horizontal Blanking

Sync to Setup 5 to 18 µs ±20 ns Horizontal Blanking

Sync to End of Burst 6 to 15 µs ±20 ns Horizontal Blanking

FCC VERTICAL BLANKING INTERVAL TIMING MEASUREMENTS

Measur

ement Range Accuracy Test Signal

Equalizing Pulse Width 25 to 100% ±0.3% Vertical Blanking

of nominal

horizontal sync

pulse width

Serration Width 1 to 20 µs ±10 ns Vertical Blanking

tical Blanking Width 19 to 29 lines –0.1 lines to Vertical Blanking

+0.2 lines

AMPLITUDE AND PHASE MEASUREMENTS

Measur

ement Range Accuracy Test Signal

verage Pictur

e Level (APL)

0 to 200%

3.0% Full Field

Bar Top 0 to 90% of ±0.1% FCC/NTC-7 Composite

Maximum Car

rier

Bar Amplitude 0 to 200 IRE ±0.3 IRE FCC/NTC-7 Composite

Chrominance to ±300 ns ±5 ns FCC/NTC-7 Composite

Luminance Delay

(Relative Chroma Time)

Chr

ominance to

0 to 160%

1% FCC/NTC-7 Composite

Luminance Gain

(Relative Chroma Level)

Dif

fer

ential Gain

0 to 100%

±0.3% FCC/NTC-7 Composite

MPLITUDE AND PHASE MEASUREMENTS (continued)

easurement Range Accuracy Test Signal

ifferential Phase 0 to 360 deg ±0.3 deg FCC/NTC-7 Composite

uminance Non-linear 0 to 50% ±0.4% FCC/NTC-7 Composite

istortion

elative Burst Gain ±100% ±0.3% FCC/NTC-7 Composite

elative Burst Phase ±180 deg ±0.3 deg FCC/NTC-7 Composite

urst Amplitude 25 to 200% ±1.0% Horizontal Blanking

(

% of sync) of sync

urst Amplitude 10 to 80% of Bar ±0.4% Horizontal Blanking

(

% of Bar) (10 to 80 IRE when (±0.4 IRE)

Bar is not used)

Sync Amplitude 20 to 80% of Bar ±0.3% Horizontal Blanking

(% of Bar) (20 to 80 IRE when (±0.3 IRE)

ar is not used)

lanking Level 0 to 90% of ±0.2% Horizontal Blanking

aximum Carrier

ync Variation 0 to 50% of ±0.3% for Horizontal Blanking

aximum Carrier Zero Carrier

(0 to 50% of Bar (±0.3% for Bar

when Zero Carrier and ±0.3 IRE

s not used and for no Zero

to 50 IRE when Carrier and

Zero Carrier and no Bar)

Bar are not used)

Blanking Variation 0 to 50% of ±0.3% for Horizontal Blanking

aximum Carrier Zero Carrier

(

0 to 50% of Bar (±0.3% for Bar

hen Zero Carrier and ±0.3 IRE

s not used and for no Zero

0 to 50 IRE when Carrier and

Zero Carrier and no Bar)

Bar are not used)

FREQUENCY RESPONSE MEASUREMENTS

Measurement Range Accuracy Test Signal

Multiburst Flag 0 to 90% of ±0.5% for FCC Multiburst or

Amplitude Maximum Carrier Zero Carrier NTC-7 Combination

(20 to 130% of (±0.5% for Bar

Bar when Zero and ±0.5 IRE

Carrier is not used for no Zero

and 20 to 130 IRE Carrier and

when Zero Carrier no Bar)

and Bar are

not used)

Multiburst Packet 0 to 100% of Flag ±1% of Flag FCC Multiburst or

Amplitudes NTC-7 Combination

INCIDENTAL CARRIER PHASE MODULATION

Measurement Range Accuracy Test Signal

ICPM (r

equir

es Zero 0 to 30 deg ±1.0 deg FCC or NTC-7

Carrier Pulse and the

Composite

quadratur

e output of the

demodulator on

channel C)

COLOR BAR MEASUREMENTS

Measurement Range Accuracy Test Signal

Color Bar Amplitude Er

rors ±100% of nominal ±1.0% FCC Color Bars

Color Bar Phase Er

rors ±180 deg from ±0.5 deg FCC Color Bars

nominal

Color Bar Chr

ominance to

0 to 200% of ±2% FCC Color Bars

Luminance Gain Ratio

nominal

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

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