39,717
edits
067-0502-01: Difference between revisions
no edit summary
No edit summary |
No edit summary |
||
| Line 1: | Line 1: | ||
The '''Tektronix 067-0502- | [[File:Tek 067-0502-01.JPG | thumb | 350px |right]] | ||
The '''Tektronix 067-0502-01Amplitude Calibrator and Comparator''' is an instrument that can be used to produce a reference rectangle | |||
voltage or current waveform and/or to compare an external unknown input with an internal or | voltage or current waveform and/or to compare an external unknown input with an internal or | ||
external reference. The comparison is performed using an [[Airpax A175]] chopper to switch | external reference. | ||
The comparison is performed using an [[Airpax A175]] chopper to switch | |||
between the two voltages that are being compared. The resulting output is a rectangular | between the two voltages that are being compared. The resulting output is a rectangular | ||
waveform with amplitude equal to the difference of two voltages. It can be | waveform with amplitude equal to the difference of two voltages. It can be | ||
| Line 18: | Line 21: | ||
under test for optimal match with reference. However, if the objective of the calibration | under test for optimal match with reference. However, if the objective of the calibration | ||
is to provide assurance that the error is less than some specific value, then the gain of the | is to provide assurance that the error is less than some specific value, then the gain of the | ||
preamplifier and oscilloscope matters. Still, the gain of the preamp and oscilloscope only affect the accuracy of the tolerance, | preamplifier and oscilloscope matters. Still, the gain of the preamp and oscilloscope only | ||
which is typically around 10%, (e.g., +/- 0.01% or +/- 0.3%). | affect the accuracy of the tolerance, which is typically around 10%, (e.g., +/- 0.01% or +/- 0.3%). | ||
See the [[067-0502-00]] page for a comparison of the -00 and -01 models. | See the [[067-0502-00]] page for a comparison of the -00 and -01 models. | ||
| Line 32: | Line 35: | ||
<gallery> | <gallery> | ||
Tek 067-0502-01.JPG|067-0502-01 | |||
067-0502-01 schem.png|067-0502-01 Schematic | |||
Tek 067-0502.JPG|067-0502 | |||
</gallery> | </gallery> | ||
[[Category:Calibration fixtures]] | [[Category:Calibration fixtures]] | ||
[[Category:Pulse generators]] | [[Category:Pulse generators]] | ||