Tektronix TDS6404, Service Manual

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Specifications
1- 4
TDS6000 Series Service Manual
Online Help. The oscilloscope has a complete online help system that covers all
its features. The help system is context sensitive; help for the displayed control
window is automatically shown if you touch the help button. Graphical aids in
the help windows assist you in getting to the information you need. You can also
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Specification Tables
Table 1- 2: Channel input and vertical specifications
Characteristic Description
Input channels Four
Input coupling DC and GND
Channel input is disconnected from input termination when
using GND coupling.
n
Input impedance, DC
coupled
50
Ω ±
2.5% at 25
_
C (77
_
F),
±
0.2% over 0 to 50
_
C
(122
_
F)
VSWR, typical Input frequency, f
in
<100 mV/div
≥
100 mV/div
<2 GHz 1.5 1.1
<3 GHz 2.0 1.2
<6 GHz (TDS6604)
<4 GHz (TDS6404)
2.5 1.3
Maximum voltage at input <1 V
RMS
for <100 mV settings and
<7 V
RMS
for
≥
100 mV settings
Number of digitized bits 8 bits
Sensitivity range 10 mV/div to 1 V/division, in a 1-2-5 sequence
n
DC gain accuracy 10 mV/div to 99.5
mV/div (2.5% +(2%
×
net offset))
≥
100 mV/div to
1 V/div
(2.5% +(2%
×
net
offset/10))