Speciflcatlon-2445A/2455A Service
Table 1-1 (cont)
Characteristics
Performance Requirements
X10 MAG Accuracy
Add ± 0.5%
of
time interval
to
unmagnified Sweep and
þÿ”t
Cursors
specifications. Exclude the first 0.5 division after the sweep starts
(the first 0.5%
of
the full 100 division sweep).
500 ms
or
200 ms/div Timing Accuracy
(A
Sweep
Add ± 0.
5%
of
interval
to
specifications for A SEC/DIV at 100 ms
only)
or
faster.
SEC/DIV VAR Timing Accuracy
Add
2%
of
time interval to sweep accuracy specifications when
VAR is
out
of
detent.
Timing Accuracy
(-15°C
to
+15°C
and
+35°C
to
Add ± 0.2%
of
time interval
to
all
þÿ”t
and delay specifications. Add
+55°C)
± 0.5%
of
interval
to
sweep accuracy specification.a
þÿ”t
Readout Resolution
Greater
of
either 20 ps or 0.25%
of
full scale.a
þÿ”t
Range
± 10 times A-SEC/DIV setting with Cursors,
±9.95
times A-
SEC/DIV setting with
Sweep
Delay.a
Sweep Delay Range 0
to
9.95 times the A SEC/DIV setting, from 500 ms
to
20 ns. A-
Sweep
triggering event is observable on B Sweep with zero delay
setting
for
A SEC/DIV settings 50
µs
or
faster.a
Delay Jitter Within 0.004% (one part or less in 25,000)
of
the maximum
available delay, plus 50
ps. (a)
Horizontal POSITION Range
Start
of
1 ms
per
division sweep can be positioned from right
of
graticule center
to
at
least 10 divisions left
of
graticule center.
Some portion
of
1
ms
per division sweep is always visible with X10
MAG
off. (a)
X-Y Operation
X-Axis Deflection Factor Range, Variable, and Same as Channel
1. (a)
Input Characteristics
Deflection Factor Accuracy Same as Channel 1.
X-Axis Bandwidth
De
to
3 MHz.
Phase Difference Between X and Y
with
BW
Limit
<=1 ° from de
to
1 MHz; -.;3° from 1 MHz
to
2 MHz.
Off
X-Axis Low-frequency Linearity
0.1
division
or
less compression
or
expansion
of
a two-division,
center-screen signal when positioned within the graticule area.
€Performance
requirement
not
checked
In
manual.
1-8
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