Thread: Gifts from Mom: Tube Tester & a Scope!
View Single Post
  #9  
Old 11-01-2010, 10:54 PM
bandersen's Avatar
bandersen bandersen is offline
RCA 741PCS
  
Join Date: Mar 2009
Location: Chicago, IL
Posts: 8,829
Cool. Looks like there's a 1V squarewave calibration source right above the GND. Try touching your probe to it. If all is well, you should see a nice squarewave.
__________________
Here are my Vintage Radio & TV YouTube Channel and Photo Gallery
Reply With Quote