Try to make a sine wave at E very loud and boomy on a Vinyl record. Techno is notorious for being difficult to print right, but entirely possible when one knows

Try to make a sine wave at E very loud and boomy on a Vinyl record. Techno is notorious for being difficult to print right, but entirely possible when one knows what they're doing. Mono, phase cancellation issues, yadda yada. When you get to 40 Hz apparently the needle will hop into lanes it shouldn't track on.