[Jerry Pommer] has an old Tektronix 2236 that is having some issues. Just to the right of the top corner of the screen is a VFD display that is used to show various numerical measurements.
Over on his YouTube channel our hacker [CircuitValley] repairs an old TDS8000 scope. The TDS8000 was manufactured by Tektronix circa 2001 and was also marketed as the CSA8000 Communications Signal ...