Tektronix 2221 User Manual

General
Intormation -
2221
Operators
Table
1-2 (
cont )
Characteristics
Pertormance
Requirements
At least 10 to
1 at 50 MHz
.
NON - STORE Common - mode Rejection Ratio
( CMRR )
Checked at 10 mV per division for common - mode signals of six
divisions or less with VOLTS / DIV Variable control adjusted for
best CMRR at 50 kHz .
Input
Current
1 nA or less ( 0.5 division or less trace shift when switching
between DC and
GND input
coupling
with
the VOLTS / DIV
switch
at 2
mV
per
division.a
Input
Characteristics
Resistance
1
MS + 2 %
, a
Capacitance
20 pF 2
pF.a
Maximum
Safe
Input
Voltage
( CH 1 and
CH 2 )
DC
and
AC
Coupled
A
See Figure 1-1 for maximum input voltage vs. frequency derating
curve ,
400 V ( dc + peak ac ) or 800 V ac p - p at 10 kHz or less.a
NON - STORE Channel Isolation
Greater than 100 to 1 at 50 MHZ .
STORE Channel Isolation
100 to 1 at 50 MHZ .
POSITION
Control
Range
At least 11
divisions
from
graticule center .
Trace Shift with VOLTS / DIV Switch Rotation
0.75 division or less ; VOLTS / DIV Variable control in the CAL
detent.a
1 division or less
, a
Trace Shift as the VOLTS / DIV Variable Control is
Rotated
با
)
Trace Shift with INVERT
1.5 division or less.a
aperformance Requirement not checked in manual .
บ
1-6

Tektronix 2221 Specifications

General

Brand	Tektronix
Model	2221
Category	Test Equipment
Language	English