Performance Characteristics
Table
6-1
(cont)
2465A/2455A/2445A
Electrical Characteristics
Characteristics
Sensitivity
Dc
to 2 MHz
2 MHz to
20
MHz
Input Resistance
Maximum Input Voltage A
CALIBRATOR
Output
Voltage
and
Current
Repetition Period
Accuracy
CH
2 SIGNAL OUT
Output Voltage
Offset
A GATE OUT and B GATE OUT
Output
Voltage
Output Drive
2465A/2455A/2445A Operators
Performance Requirements
Z-AXIS INPUT
Positive voltage decreases intensity;
+2
V
blanks a maximum intensity trace.
+ 2 V modulates a normal intensity trace.
9
kn
±10%.
±
25
V peak;
25
V
pop
ac at
10kHz
or less.
SIGNAL OUTPUTS
With A SEC/DIV set to 1
ms.
0.4 V ± 1 % into a 1-Mn load, 0.2 V ± 1.5% into
a 50-n load, or 8
rnA
± 1.5% into a short circuit.
Two times the A SEC/DIV setting for SEC/DIV
from 100 ns to 100
ms.
±
0.1
%, during sweep time.
20 mV/division
±10%
into 1 Mn,
10 mV/division
±10%
into
50
n.
± 20 mV into 1 Mn, when dc balance has
been
performed within
±5°C
of the operating
temperature.
2.4 V to 5 V positive-going pulse, starting at
o V
to
400
mV.
Will supply 400
JlA
during
HI
state; will sink
2 rnA during
LO
state.
6-13
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