PG506
The Tektronix PG506 is a 1 MHz calibration generator plug-in for the TM500 system.
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File:Tek pg506 left internal.JPG|PG506 Left Internal
File:Tek pg506 right internal.JPG|PG506 Right Internal
File:Tek pg506 late.JPG|PG506 Front
File:Tek pg506a front.jpg|PG506A Front
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