Copper
Revolutions per minute
Screws, Machine Tools, and the Invention of Sou...
How are the ancient Egyptians, Archimedes, Leonardo Da Vinci, and Henry Maudslay related to sound recording? There are inventions that make us wonder how anyone could have come up with...
How Records are Made, Part 3: Quality Control
The telephone rings. “We have a few pallets for you, can we deliver tomorrow morning?” The next morning, an 18-ton truck with a hydraulic tail lift arrives. It is July...
How Records are Made, Part 2: Plating and Pressing
The disk mastering stage, discussed in detail in the previous issue, was the last stage permitting intentional changes to the sound of the final product, for aesthetic or technical reasons. While...
The Sound of Recorded Music
Different time periods in history are associated with particular architectural trends, building techniques and construction materials, different stages of technological development, as well as different styles and forms of musical...
The Rise, Fall, and Resurgence of the Vinyl Record
Two of the world’s leading chip manufacturers have recently announced moving on to 5 nm manufacturing. Nanotechnology and micromachining are becoming hot keywords in technical and scientific publications. Micro Electro...