Tektronix 492 Operator's Handbook

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18
FREQUENCY SPAN / DIV . This is a continuous
detented control that selects frequency span / div .
Span / div is indicated by the crt readout . Range of
the span / div selection depends on the frequency
band and options . Table 3-1 lists the range for the
various
bands and
options .
Selection is a
5-10-20
sequence
plus MAX
span
and Hz
span
positions
.
Band
1-3 ( 0-7.1 GHz )
4-5 ( 5.4-21 GHz )
6 ( 18-26 GHz )
7-8 ( 26-60 GHz )
9 ( 60-90 GHz )
10 ( 90-140 GHz )
11 ( 140-220 GHz )
Table 2-1
SPAN / DIV
RANGES
VERSUS
BAND
AND
OPTION
Narrow
Span /
Div
Standard
When MAX span is selected , the span displays the
full
band .
Sweep
beyond the band is
clamped to
the baseline . A dot marker near the top of the
screen indicates the position on the span of the
crt
frequency
readout
. This dot
and
frequency
point
will be
center
screen
when the
FREQ
SPAN / DIV is reduced below MAX span position .
When
zero
span is
selected Time /
Div is read out
instead
of
Span / Div .
5 kHz
10
kHz
20
kHz
50 kHz
100 kHz
100 kHz
100 kHz
Option
3
500
Hz
500 Hz
500
Hz
500
Hz
500
Hz
500
Hz
500
Hz
492
Operator's
Handbook
Wide
Span /
Div
All Instruments
200
MHz
500 MHz
1
GHz
2
GHz
2
GHz
5 GHz
10 GHz
2-7

Tektronix 492 Specifications

General

Brand	Tektronix
Model	492
Category	Measuring Instruments
Language	English