Tektronix TBS1000C Series Technical Reference

Example off vertical position accuracy test spreadsheet
This appendix contains a filled-in example of the vertical position accuracy (VPA) test spreadsheet that is used.
The PDF version of this technical reference manual (Tektronix part number 077-1583-xx) includes an empty VPA test
spreadsheet for your convenience. To access and save the test spreadsheet:
1. Go to the Tektronix manuals Web site, www.tektronix.com/manuals.
2. Enter 077158300 in the Search Manuals field and click Go.
3. Click Download for the TBS1000C Series Digital Storage Oscilloscopes Technical Reference Manual (Tektronix part
number 077-1571-xx) and follow the instructions to download the file to your PC.
4. Open the PDF file in Adobe Reader (version 7 or later).
5. Click the Attachments tab or click View > Navigation Panels > Attachments to display the Attachments panel.
6. Double-click the VPA Test Table.xls file.
7. Click OK in the Launch Attachment dialog box. The test spreadsheet opens in your spreadsheet application and shows the
Blank Test Record spreadsheet tab.
8. Click File > Save As to save the file to a name and location that you enter. You can now use the spreadsheet to enter
values for the vertical position accuracy test.
Sample Filled-In Vertical Position Accuracy
Table 3: Vertical position accuracy test spreadsheet
A B C D E F G H I
1 Approximate
Test Voltage
DVM
Measured
Voltage
Oscilloscope
Measured
Voltage
Error Lower Limit Upper Limit Margin
2 2.00 0.000 + + + Volts/div 0.05
3 1.96 0.000 + + +
4 1.92 0.000 + + + Offset as a
fractional
division
0.1
5 1.88 0.000 + + + Offset in
volts
0.005
6 1.84 0.000 + + + Total voltage
offset
0.01=I2*I4+I
5
7 1.80 1.80 1.79 0.010 -0.028 0.028 0.018
8 1.72 1.72 1.72 0.000 -0.0272 0.0272 0.027 Gain error 1%
9 1.64 1.64 1.64 0.000 -0.0264 0.0264 0.026 Equation for
cell D7
=B7-C7
10 1.56 1.56 1.56 0.000 -0.0256 0.0256 0.026 Equation for
cell E7
=-F7
11 1.48 1.48 1.49 -0.010 -0.0248 0.0248 0.015 Equation for
cell F7
=(ABS(B7)*
$I$8
+ $I$6)
TBS1000C Series Specification and Performance Verification 25

Tektronix TBS1000C Series Specifications

General

Brand	Tektronix
Model	TBS1000C Series
Category	Test Equipment
Language	English