McIntosh tour of their manufacturing in Binghamton, New York (YouTube, 4 parts, about 20 minutes total)

[BobbyTimmons]

Tour of the McIntosh factory in Binghamton, New York. YouTube, 4 parts, about 20 minutes total.

Built in 1956, this factory is located at 2 Chambers Street in Binghamton, NY. According to the video they only produce between 50-100 products a month.

Part I - circuit board manufacturing, assembling, and testing.

Part II - chassis manufacturing, stamping, bending, silk-screening, and glass printing

Part III - output transformer manufacturing

Part IV - final assembling, testing, visual/audio/safety inspections, and packaging

 

[BobbyTimmons]

There's maybe a clearer explanation of the tube amp assembly process from Discovery Channel's "How it's made".