tape recording

I have recently watched a two part video by Alec Watson on his Technology connections channel on why Betamax failed. In fact it failed harder than most people think. Part one explains that Beta began as a smaller version of U-matic. Whatever Sony did to get the same record time as U-matic in...

When sound was first recorded on magnetic tape, it was discovered that extreme distortion would occur due to an intrinsic property of magnetic tape called hysteresis. Did anyone at the time ever notice that the amount of distortion due to this varied according the amplitude and frequency...