Atec Tektronix-VM700T - Manual (Page 6)

INCIDENTAL CARRIER PHASE MODULATION
Measurement Range Accuracy
ICPM (requires zero Carrier Pulse 0 to 90 deg ±1.0 deg
and the quadrature output of the
demodulator on Channel C)
JITTER
Measurement Range Absolute Mode Accuracy
Jitter (2 Field) ±20 µs ±10 ns
Jitter Long Time ±20 µs ±10 ns
H_Jitter.
O
HORIZONTAL TIMING
Measurement Range Absolute Mode Accuracy
Burst Level 10 to 80 IRE ±0.5%
Horizontal Sync Rise and Fall Time 80 ns to 1 µs ±10 ns
Horizontal Sync Width 3 to 7 µs ±10 ns
Burst Width 6 to 13 cycles ±0.1 cycles (FCC)
±0.5 cycles (RS-170A)
Sync to Burst Start (RS-170A) 4 to 10 µs ±150 ns
Sync to Burst End (FCC) 4 to 10 µs ±25 ns
Front Porch 0.1 to 3.5 µs ±10 ns (FCC)
±10 ns (RS-170A)
Sync to Setup 8.8 to 13.0 µs ±10 ns
Breezeway (FCC) 0.1 to 5 µs ±25 ns
Sync Level 20 to 80 IRE ±0.5%
Horizontal Timing measurement.
N
MEASURE MODE (continued)
FREQUENCY RESPONSE AND GROUP DELAY
Absolute Relative
Measurement Range Mode Mode
Accuracy Accuracy
Frequency Response ±40 dB ±1.0 dB ±0.3 dB
Group Delay ±1.0 µs ±20 ns ±5 ns
M
Amplitude (dB) Amplitude (dB)
Group Delay (n sec) Group Delay (n sec)
(Ref. at 0.20 MHz) (Ref. at 0.20 MHz)
0.0 0.0 1.0 1.0 2.0 2.0 3.0 3.0 4.0 4.0 4.6 4.6
-0.20
-0.15
-0.10
-0.05
0.00
0.05
0.10
0.15
-0.20
-0.15
-0.10
-0.05
0.00
0.05
0.10
0.15
0.0 0.0 1.0 1.0 2.0 2.0 3.0 3.0 4.0 4.0 4.6 4.6
-10.0
-8.0
-6.0
-4.0
-2.0
0.0
2.0
4.0
6.0
8.0
-10.0
-8.0
-6.0
-4.0
-2.0
0.0
2.0
4.0
6.0
8.0
Group Delay & Gain (NTSC) Wfm --> Group Delay & Gain (NTSC) Wfm --> Sin X/X
32 -> 32
Field = 2 Line = 15 Field = 2 Line = 15
Average Average
Frequency Response and Group Delay measurement using Sin X/X.
HORIZONTAL BLANKING
Measurement Range Absolute Mode Accuracy
Blanking Start 0.1 to 4.2 µs ±50 ns
Blanking End 6.8 to 12.2 µs ±50 ns
Blanking Width 6.9 to 16.4 µs ±50 ns
H Timing Measurement RS-170A (NTSC) H Timing Measurement RS-170A (NTSC)
32 -> 32
5.36 u sec 9.0 cycles
37.3 IRE
35.7 IRE
4.64 u sec 1.78
u sec
9.61 u sec
189 n sec
212 n sec
Field = 2 Line = 15 Field = 2 Line = 15
Average Average
Average
Num 32 Average
Num 32 Max Hold Max Hold Extract
VCR.HD.SW Extract
VCR.HD.SW Meas.Line
Start 20 Meas.Line
Start 20 Meas.Line
End 250 Meas.Line
End 250 Rescale Rescale
Line Line
(n sec) (n sec)
-15.0 -10.0 -5.0 0.0 5.0 10.0 15.0 -15.0 -10.0 -5.0 0.0 5.0 10.0 15.0
F F
F F
I I
I I
E E
E E
L L
L L
D D
D D
1 1
2 2
11 11
525 525
H Sync Jitter in a Frame (NTSC) H Sync Jitter in a Frame (NTSC)
32 -> 32
Jitter (Line 20 to 250) -- 4 n sec p-p
Average Average
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