Characteristics
Vertical Systems
Rise Time/Bandwidth - Determined by the sampling head used*1
Vertical Resolution - 8-bit full screen (78 µV
LSB at 2 mV/div deflection factor)
Amplifier Gain Accuracy
- ±1% of all settings
Deflection Factors - 2 to
255 mV/div in 1 mV/div increments
Offset Range - ±2 V
Horizontal System
Main and Window Time Base - 1 ps/div to 5 ms/div, settable in 1-2-5 sequence or in 1-ps increments.
Time Interval Accuracy -
8 ps + 0.01% × (interval)
+ 0.001% × (position), guaranteed.
4 ps + 0.004% × (interval)
+ 0.0004% × (position), typical, where interval ≥1 ns.
2.5 ps
+ 0.0004% × (position), typical, where interval = 100 ps.
1 ps
+ 0.0004% × (position), typical, where intervals <10 ps.
Notes:
1) For intervals <100 ps, the above holds for time/div
≤20 ps/div.
2) For other intervals not listed above, linearity
interpolate the cardinal points.
Record Length - 512, 1024, 2048, 4096, and 5120 samples.
Windows - Any number of window records may be placed on any number of main
records, up to a maximum of 8 displayed traces. All window records
have the same duration, but may be independently positioned on any
main record. Windows may be set to automatically track a moving edge
on the main record.
Maximum Sampling Rate - 200 ks/s.
Trigger System*2
Trigger Bandwidth - Direct 4 GHz typical, Prescaled 12.5 GHz typical
Trigger
Sensitivity -
Direct DC to 4 GHz: 50 mV typical
Prescaled
2 to 10 GHz: 500 mV
10 to 12.5 GHz: 800 mV typical
Delay Jitter -
1.1 ps + 4 ppm of a position typical
2.0 ps + 5 ppm of position maximum (RMS)
Metastability
-
Raw <0.005 ppm at 2.488 GHz with 200-mV input trigger
voltage, typical
Enhanced is theoretically zero
Internal Clock - 100 kHz (drives TDR, Internal Clock Output,
and Calibrator)
Trigger Level Range - ±1.0 V (±10 V
with 10X trigger attenuator activated)
Trigger Input Range
- ±1.5 V (±1.5 V, 5 VRMS maximum with 10X)
Trigger Holdoff - 5 µs to 2.5 s
Measurement System
Waveform Processing Functions - Add, subtract, multiply,
divide, absolute, average, differentiate, envelope, exponent, integrate,
natural log, log, signum, square root, smoothing, and filter.
Measurement Set - Max, min, mid, pk-pk, mean, RMS, amplitude,
extinction ratio, overshoot, undershoot, noise*3, rise,
fall, spectral magnitude, spectral frequency, THD, SNR, frequency,
period, prop delay, cross, width, phase, duty cycle, jitter*3, area+, area-, and energy. Measurements are constantly updated;
mean and standard deviation available on all measurements.
Measurement Parameters - (Proximal, mesial, distal, and start/stop
levels): May be set to absolute levels.
Cursors - Paired
or split dots, vertical bars, and horizontal bars.
TDR System
(SD-24 Only)
Combined TDR/Acquisition Reflected Rise Time
- 35 ps or less
TDR Step Amplitude - Adjustable
to ±250 mV (polarity of either step may be inverted)
Time-Coincidence
Between TDR Steps - Adjustable to less than 1 ps
Source
Resistance - 50 ±0.5 ohm
Typical Aberrations (at ±250 mV
Amplitude) -
10 ns to 20 ps before step: ±3% or less
Less than 300 ps after step: +10%, -5% or less
300 ps to 5 ns
after step: ±3% or less; elsewhere: ±1% or less
CRT and
Display Features
CRT - 9 in. diagonal, magnetic deflection,
vertical raster scan orientation. Color.
Colors - Eight-color
default color set included; or, colors are user-selectable from palette
of 262, 144 colors.
Video Resolution - 552 horizontal
by 704 vertical displayed pixels.
*1 Vertical system
specifications of 11801C with SD-14 nonapplicable. See 11800 Series
Sampling Head specifications.
*2 11801C has external
trigger only; requires 23 ns pretrigger or DL-11 Delay Lines to view
trigger point (45.5 ns with Option 1M).
*3 Available
only in statistical measurement mode.
Power Requirements
Line-Voltage Ranges - 90 to 132 VRMS, 180
to 250 VRMS
Line Frequency - 48 to 440 Hz
Maximum Power Consumption - 214 W
Environmental
and Safety
Temperature -
Operating: 0 °C to +50 °C
Nonoperating: -40 °C to +75 °C
Humidity -
Operating and nonoperating: up to 95% relative humidity, up to
50 °C. Per Mil-T-28800E, Type III, Class 5
Altitude,
Vibration, Shock Nonoperating, Bench Handling - Meets MIL-T-28800E,
Type III, Class 5
Electromagnetic Compatibility (with sampling
heads or optional blank panels installed in all sampling-head compartments)
- Meets the requirements of: MIL-STD-461B; FCC Part 15, sub-part
J, Class A; VDE 0871/6.78 Class B
Safety - Listed UL
1244, CSA Bulletin 556B September 1973
Physical Characteristics
|
|
|
Cabinet
|
|
Rackmount
|
|
|
|
Dimensions
|
mm
|
in.
|
mm
|
in.
|
|
11801C
|
Width
|
448
|
17.6
|
483
|
19.0
|
|
|
Height
|
238
|
9.4
|
222
|
8.8
|
|
|
Depth
|
599
|
23.6
|
550
|
21.6
|
|
SM-11
|
Width
|
448
|
17.6
|
483
|
19.0
|
|
|
Height
|
238
|
9.4
|
222
|
8.8
|
|
|
Depth
|
558
|
22.0
|
550
|
21.6
|
|
|
Weights
|
kg
|
lbs.
|
kg
|
lbs.
|
|
11801C
|
Net
|
22.3
|
49.0
|
23.2
|
51.0
|
|
|
Shipping
|
25.9
|
57.0
|
26.8
|
59.0
|
|
SM-11
|
Net
|
20.0
|
44.0
|
20.9
|
46.0
|
|
|
Shipping
|
23.6
|
52.0
|
24.5
|
54.0
|
