What Is Nab Tape

NAB curve – a set of standard equalization curves for use with tape machines at various tape speeds, developed by the National Association of Broadcasters. In about 1948, Ampex designed an equalization curve for use with the standard professional recording tape at the time (3M’s 111 recording tape).

What does 30ips mean?

IPS or inches per second refers to the speed at which the tape on your recorder is moving across the heads. So, 30 ips means that the tape is trucking along your deck at a whopping thirty inches per second.

Why is my tape playing slow?

Your tape could be wound too tight This can lead to the magnetic ribbon in your tapes getting wound too tight or too loose. If the tape is wound too tight or the adhesive is sticking to the tape layer, this can cause playback to sound slow, like Macaulay Culkin’s Talk Boy playback in Home Alone 2.