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{{Plugin Sidebar 2 | | |||
title=Tektronix SD-51 | | |||
summary = 20 GHz Trigger Countdown Head | | |||
series=[[11800 series]] | | |||
image=sd51.jpg | | |||
caption=Tektronix SD-51 Trigger Head | | |||
introduced = (?) | | |||
discontinued = (?) | | |||
manuals= | |||
* [http://w140.com/tek_sd-51_user_manual.pdf Tektronix SD-51 User Manual (PDF}] | |||
}} | |||
The Tektronix '''SD-51 Trigger-Countdown Head''' allows triggering a CSA 803/11800-series scope | |||
on signals from 1 to 20 GHz, at less than 6 ps RMS jitter. | |||
The SD-51 synchronizes a [[tunnel diode]] oscillator to a subharmonic of the input signal. | |||
{{MissingSpecs}} | |||
==Pictures== | |||
<gallery> | <gallery> | ||
File:sd51.jpg | |||
File:Tek-sd51c.jpg | |||
</gallery> | </gallery> | ||
[[Category:11800 series sampling plugins]] | [[Category:11800 series sampling plugins]] | ||
[[Category:Introduced in 1989]] | [[Category:Introduced in 1989]] |