Tektronix 465B

Introduction and
Specification—465B Service
Table 1-1
(cont)
Characteristics
Performance
Requirements
Supplemental Information
TRIGGER
SYSTEM (cont)
Delay Difference <±0.15
division
(<±300
ps at 2
ns
per
division).
With a 5-division
signal having a 5-ns
rise time or less from o
25 O source,
centered
vertically,
with equal
50
0
cable
lengths from signal sources to
vertical
channel and external trigger
inputs terminated
in
50
0 at each
input.
Centering of
Trigger Point
Within 1.0 division of
center screen.
Flatness
and Aberrations
±10%,
-10%,
10% p-p.
HORIZONTAL DEFLECTION SYSTEM
Sweep Rate
Calibrated
Range
A
Sweep 0.5 s per
division to 0.02 ps per
division in 23
steps in
a
1-2-5
sequence.
X10 MAG extends
maximum sweep rate to 2 ns per
division
B Sweep 50
ms per division to 0.02 //s
per
division in 20 steps in a
1-2-5
sequence.
XI
0
MAG extends
maximum sweep
rate to 2 ns per
division.
Accuracy
Unmagnlfied
Magnified
Accuracy
specification applies
over the
full
10
divisions.
±20°
C
to
±30°
C
Within ±2%. Within ±3%
When in X10
MAG, exclude first and last
50
ns of the sweep on
2-ns, 5-ns, 10-ns,
and 20-ns sweep rates.—
15°C to
t
55°
C
Within ±3%
Within ±4%.
Two-Division
Linearity Check
±5%
over any two-division
(or less)
portion of the full 10
divisions. When
in X10 MAG, exclude
first and last
magnified divisions
when checking
2-ns, 5-ns, and 10-ns
per division rates
Alternate Sweep Trace
Separation
^±4 divisions.
Variable Range (A Only)
Continuously variable
between
calibrated settings Extends
slowest
A Sweep rate to at least
1 25 s per division
At least 2 5 1.
Sweep Length (A Only)
10.5
to 11 5
divisions.
^EV A JUN 1979
1-5