Tektronix 2245A Operator's Manual page 91

CHARACTERISTICS
Delay Match
(CH 1 to CH 2)
Common Mode Rejection
Ratio (CMRR)
Channel Isolation
(attenuation of
deselected channel)
2 mV/DIv to 0.5 V/Div
Trace Shift as VAR
VOLTS/DIV is Turned
Invert Trace Shift
Trace Shift Between
VOLTS/DIV Switch Positions
Trace Shift Between GND
and DC input Coupling
-10 °C to 35°C
35 °C to 55° C
Position Range
Input Characteristics
Resistance
Capacitance
Capacitance Match
Between Any Two
VOLTS/DIV Settings
Maximum Input
Volts A
Performance Requirement not checked in manual.
2245A Operators
Performance Characteristics
Table 6-1 (cont)
PERFORMANCE REQUIREMENTS
Less than 200 ps difference.
At least 10:1 at 50 MHz for signals of eight
divisions or less with VOLTS/DIV VAR adjusted
for best CMRR at 50 kHz.
10 MHz
50 dB or more
Channel isolation tested with eight-division
input signal.
1 division or less.
1 division or less.
0.2 division or less.
Less than 0.5 mV.
Less than 2 mV.a
At least ±11 divisions from graticule
center.
1 M f l ±1%.a
20 pF ±1 pF.a
± 0.5 pF.
400 V (dc + peak a c ); 800 V p-p at 10 kHz
or less.3 (See Figure 6-1.)
100 MHz
34 dB or more
6-3