Performance Characteristics
Table 6-1 (cont)
CHARACTERISTICS PERFORMANCE REQUIREMENTS
VERTICAL DEFLECTION SYSTEM — CH 3 AND CH 4
Deflection Factor
Range
0.1 V per division and 0.5 V per division.3
Accuracy
15° C to 35°C Within +2%.
-10°C to 55°C Within +3%.
Frequency Response
(-3 dB bandwidth)
-10°C to 35°C
Do to 100 MHz (at the input BNC and at the
probe tip).
35 °C to 55°C Dc to 90 MHz (at the input BNC and at the
probe tip) ,a
Step Response (5-division
step)
Rise Time
-10°C to 35°C 3.5 ns or less.3
35 °C to 55° C
3.9 ns or less.3
Delay Match (CH 3 to CH 4)
Less than 200 ps difference.
Trace Shift Between
VOLTS/DIV Settings
1 division or less.
Position Range
At least i 11 divisions from graticule
center.
Channel Isolation
(attenuation of
deselected channel)
34 dB or more at 100 MHz.
Channel isolation tested with eight-division
input signal.
Input Characteristics
Resistance
i m n ±1.0%.3
Capacitance 20 pF ±1 pF.a
Maximum Input
Volts A
400 V (dc + peak ac); 800 V p-p at 10 kHz
or less.3 (See Figure 6-1.)
Performance Requirement not checked in manual,
6-4
2245A Operators
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