2212 Service Manual
Typical Characteristics
Table 1-16: Typical
Characteristics-
Vertical System (cont.)
Name
Aberrations
(Store)
Bandwidth
Limit
(Non-Store)
Bandwidth
(Store)
Useful
Storage
Performance
e
EXT
CLK
(External
Clock)
Vertical
Storage
Resolution
Description
VOLTS/DIV
Setting
5
mV/DIV
10
mV/DIV
to
0.
2
V/DIV
0.5
V/DIV
1
V/DIV
to
5 V
per
division
Abberrations
c
6%
or
less
4%
or
less
6%
or
less
12%
or
less
lndependant
switchable
for
each
Channel
-3dB
at
~10
MHz
and
:5:15
MHz
Mutial
(from
CH1
to
CH2)
detoriation
of
bandwidth
is
<20%
VOLTS/DIV
Setting
2
mV/DIV
to
5 V
/DIV
EXT
20
Hz
8-bit
(1
part
in
256)
1
Bandwidth
DC
to
10
MHz
±10%
• Checked at 5 m V
/DIV
for common mode sign a
Is
of
six divisions
or
less with the
VAR
and POSITION control adjusted for the best
CMRR
at 50 kHz.
b Risetime is calculated from this formula: Rise Time =
0.35
Bandwidth
(-3
dB)
s
• Measured with a five-division reference signal, centred vertically, from a 50 n source
driving a 50 n coaxial cable terminated in
50
n
at
the
input
connector with the
VAR
in
calibrated position.
d Useful storage Risetime =
SE~~
x
1
·
6
s
• Useful storage performance is defined
as
the frequency where there are 2 samples
per
sine wave signal period
at
the maximum sampling rate. This yields a maximum
amplitude uncertainty
of
5%
(Maximum sampling rate is 20 MHz).
r Display waveforms are calibrated for
25
points
per
division.
Revised 3/93
1-
29