Tektronix 7B15 Instruction Manual page 12

A TIME
+150 to +350 C
00 to +50 0 C
-TRACE SEP Range
DELAY TIME
Range
J itter
Characteristics
Range
Accuracy (20 ms/div to 100 ns/div) -
0.2 s/div to 50 ps/div
20 us/div to 100 ns/div
Absolute Delay Accuracy (Start of delayed sweep
with respect to start of delaying sweep; 00 to
+50 0 C)
0.2 s/div to 10 /is/div
Differential Measurement Accuracy (Measure-
ment is made by subtracting 2 delay time
readings ; 0.2 s/div to 100 ns/div ; 00 to 50 0 C)
3
The triggering frequency ranges given here are limited to the -3
Internal mode .
TABLE 1-1 (CONT.)
Electrical Characteristics
Performance Requirement
VARIABLE TIME DELAY
0.0 to at least 9 .0 times TIME/DIV setting.
Within (0 .5% of Measurement + 3 digits).
Within (0 .5% of Measurement + 4 digits).
Functional only in the ns TIME Mode when alternating or
chopping between timebase units . The second delayed
sweep display can be vertically positioned at least
3 divisions below the first delayed sweep display when the
mainframe vertical trace separation control is centered .
0.2 or less to at least 9.0 times TIME/DIV setting.
(0 .02% of TIME/DIV setting) or less
(0 .03% of TIME/DIV setting + 100 ps) or less .
Within (0 .5% of Delay + 5% of TIME/DIV setting) .
Within (0 .5% of Measurement + 4 digits).
General Information--71315
dB frequency of the oscilloscope vertical system when operating in the
`Will not trigger on sine waves at or below 60 Hz when amplitudes are less than 8 divisions Internal or 3 volts External .
'The Triggering Frequency Range for DC COUPLING applied to frequencies above 30 Hz when operating in the AUTO TRIGGERING
MODE .
Trigger Sensitivity for Repetitive Signals
TRIGGERING
-------------
Triggering Frequency
Minimum Triggering
Range3
Signal Required
Coupling
Internal External
AC
30 Hz to 250 MHz
0.5 div
^
50 mV
250 MHz to 1 GHz
1 .5 div 150 mV
AC LF REJ"
50 kHz to 250 MHz
0.5 div
50 mV
250 MHz to 1 GHz 1 .5 div
150 mV
AC HF REJ
30 Hz to 30 kHz
0.5 div 50 mV
DCS
Dc to 250 MHz
0.5 div
50 mV
250 MHz to 1 GHz
1 .5 div 150 mV