7L18: Difference between revisions

87 bytes removed ,  3 February 2018
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*[http://w140.com/tek_7l18_operators_ocr.pdf Tektronix 7L18 Operators Manual (PDF)]
*[http://w140.com/tek_7l18_operators_ocr.pdf Tektronix 7L18 Operators Manual (PDF)]
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The '''Tektronix 7L18''' is a spectrum analyzer plug-in [[introduced in 1978]] for [[7000-series scopes]]. It occupies three plug-in bays in the oscilloscope.
The '''Tektronix 7L18''' is a spectrum analyzer plug-in [[introduced in 1978]] for [[7000-series scopes]].
It occupies three plug-in bays in the oscilloscope.


The 7L18 covers the range from 1.5 GHz to 18 GHz with the internal mixer and 12.5 GHz to 60 GHz
The 7L18 covers the range from 1.5 GHz to 18 GHz with the internal mixer and 12.5 GHz to 60 GHz
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Service views:
Service views:
<gallery>
<gallery>
File:7L18-top.jpg|Top view
7L18-top.jpg|Top view
File:7L18-bottom.jpg|Bottom view
7L18-bottom.jpg|Bottom view
File:7L18-service-rightfront.jpg|Service setup for the right front panel
7L18-service-rightfront.jpg|Service setup for the right front panel
</gallery>
</gallery>


Boards within the digital card cage (from back to front):
Boards within the digital card cage (from back to front):
<gallery>
<gallery>
File:7L18-board-crtreadout.jpg|CRT Readout board
7L18-board-crtreadout.jpg|CRT Readout board
File:7L18-board-centerfreqreadout.jpg|Center Freq Readout board
7L18-board-centerfreqreadout.jpg|Center Freq Readout board
File:7L18-board-sweephoriz.jpg|Sweep Horiz board
7L18-board-sweephoriz.jpg|Sweep Horiz board
File:7L18-board-spanatten.jpg|Span Atten board
7L18-board-spanatten.jpg|Span Atten board
File:7L18-board-phaselock-rear.jpg|Phase Lock module, rear
7L18-board-phaselock-rear.jpg|Phase Lock module, rear
File:7L18-board-phaselock-front.jpg|Phase Lock module, front
7L18-board-phaselock-front.jpg|Phase Lock module, front
File:7L18-board-phaselocklogicctl.jpg|Phase Lock Logic CTL
7L18-board-phaselocklogicctl.jpg|Phase Lock Logic CTL
File:7L18-board-vrnoisefilter.jpg|VR Noise Filter
7L18-board-vrnoisefilter.jpg|VR Noise Filter
image:7L18-board-logvideoamp.jpg|Log & Video Amp
7L18-board-logvideoamp.jpg|Log & Video Amp
File:7L18-board-centerfreqdvm.jpg|Center Freq DVM
7L18-board-centerfreqdvm.jpg|Center Freq DVM
File:7L18-board-centerfreqdvm-front.jpg|Digital Storage, front
7L18-board-centerfreqdvm-front.jpg|Digital Storage, front
File:7L18-board-centerfreqdvm-back.jpg|Digital Storage, back
7L18-board-centerfreqdvm-back.jpg|Digital Storage, back
File:7L18-board-microcomputer.jpg|Micro Computer
7L18-board-microcomputer.jpg|Micro Computer
</gallery>
</gallery>


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Internal views of the analog parts:
Internal views of the analog parts:
<gallery>
<gallery>
File:7L18-sampler.jpg|Internal of the LO sampler
7L18-sampler.jpg|Internal of the LO sampler
</gallery>
</gallery>