DigiTech QC1938 User Manual

User Manual
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Acquisition
Sample Rate Range
1GS/s (Single-channel); 500MSa/s (Dual-channel);
Equivalent sampling
50GSa/s
Acquisition Modes
Normal, Peak, Average and High Resolution
Waveform Interpolation
(sin x)/x
Acquisition Rate, typical
Up to 2000 waveform per second per channel (Normal acquisition mode, no
measurement)
Minimum detection pulse width
2ns
Single Sequence
Acquisition Mode
Acquisition Stop Time
Normal,
Peak Detect
Upon single acquisition on all channels simultaneously
Average
After N acquisitions on all channels simultaneously, N
can be set to 4, 8, 16, 32, 64 or 128
Memory depth
Maximum 8M for single channel (4K, 40K, 400K, 4M, 8M optional)
Maximum 4M for dual channels (4K, 40K, 400K, 4M optional)
Trigger
Mode
Auto, Normal, single
Level
CH1~CH2
±5 divisions from center of screen
EXT
0-3.3V [CMOS]
Holdoff Range
20ns ~ 10s
Trigger Level Accuracy
CH1~CH2
0.2div × volts/div within ±4 divisions from center of screen
Trigger sensitivity
±0.2div
Edge Trigger
Slope
Rising, Falling, Rising&Falling
Source
CH1~CH2, Line, External
Pulse Trigger
Polarity
Positive, Negative
Condition
<, >, !=, =
Source
CH1~CH2
Width Range
8ns ~ 10s
Video Trigger
Signal Standard
NTSC, PAL
Source
CH1~CH2
Sync
ScanLine, LinrNum, OddField, EvenField and AllField
Slope Trigger
Slope
Rising, Falling
Condition
<, >, !=, =
Source
CH1 ~ CH2

DigiTech QC1938 Specifications

General

Brand	DigiTech
Model	QC1938
Category	Test Equipment
Language	English