Now that we're in authorized-service-personnel-only land, we found a few calibration potentiometers for fine-tuning the display.

Ye olde CRTs were a mixed bag for repair purposes—easier to access than today's tight-fitting flat panel displays, but boy were they dangerous if mishandled. Those high voltage warnings are no joke.

All the lead (Pb) in the CRT glass is slightly more joke-worthy, but it's still not very funny.

Present, meet your past, face to face. And if you're both here in 30 years, maybe you'll meet the future.