Tektronix 7B53A Instruction Manual page 28

Specificat ion-7B53A/7B53AN Operators
TABLE
2-'
(cont)
Characteristic
Performance Requirement
MAIN TR IGGER ING
Supplemental Information
Trigger Sensitiv ity
COUPLING Trigger ing Minimum Trigger
Frequency Range Signal Required
INTI
EXT
(div) (mV)
AC
30 Hz to
10 MHz
0.3 100
10 MHz to
1.5 500
100 MHz
AC LF REJ
30 kHz to
10 MHz
0.3
-
-
-
Triggering signal amplitude requirements
150kHzto
100
increased 10 times for EXT -;- 10 opera-
- --
10 MHz
tion.
10 MHz
1.5
to 100 MHz
500
AC HF REJ
30 Hz to
50 kHz
0.3 100
DC DCto
10 MHz
0.3 100
10 MHz to
1.5 500
100 MHz
External Trigger Input
Input Rand C
Approximately
1 MD. paralleled by
20 pF.
Maximum Safe Input Voltage
500 V (DC
+
Peak AC). 500 V peak-to-
peak AC at 1 kHz or less.
Level Range
EXT
At least + and - 1.5 V.
EXT -;-10
At least + and - 15 V.
Interna l T rigger Jitte r
1 ns or less at 75 MHz .
1
For Internal Tri gge ring o nlv , t he specif ied -3 d B fr equ en cy of the vert ical sys tem replaces any freque nc ies in th e ab ove t a b le when the
n umber in th e table is gre ater t han t he - 3 d B f requency of the ve rti cal sy stem .
®
2-3