Tektronix 2245A Operator's Manual page 92

Performance Characteristics
CHARACTERISTICS
VERTICAL DEFLECTION SYSTEM — CH 3 AND CH 4
Deflection Factor
Range
Accuracy
15° C to 35°C
-1 0 °C to 55°C
Frequency Response
(-3 dB bandwidth)
-10 °C to 35°C
35 °C to 55°C
Step Response (5-division
step)
Rise Time
-10 °C to 35°C
35 °C to 55° C
Delay Match (CH 3 to CH 4) Less than 200 ps difference.
Trace Shift Between
VOLTS/DIV Settings
Position Range
Channel Isolation
(attenuation of
deselected channel)
Input Characteristics
Resistance
Capacitance
Maximum Input
A
Volts
Performance Requirement not checked in manual,
6-4
Table 6-1 (cont)
PERFORMANCE REQUIREMENTS
0.1 V per division and 0.5 V per division.3
Within +2%.
Within +3%.
Do to 100 MHz (at the input BNC and at the
probe tip ).
Dc to 90 MHz (at the input BNC and at the
probe tip) ,a
3.5 ns or less.3
3.9 ns or less.3
1 division or less.
At least i 11 divisions from graticule
center.
34 dB or more at 100 MHz.
Channel isolation tested with eight-division
input signal.
i n ±1.0% .3
m
20 pF ±1 pF.a
400 V (dc + peak a c ); 800 V p-p at 10 kHz
or less.3 (See Figure 6-1.)
2245A Operators