P was a short-lived American alternative rock band formed in early 1993 by Butthole Surfers frontman Gibby Haynes (vocals), actor Johnny Depp (guitar/bass), actor Sal Jenco (percussion), and songwriter Bill Carter (guitar/bass).

The K_u band is a portion of the electromagnetic spectrum in the microwave range of frequencies. This symbol refers to (originally )—in other words, the band directly below the K-band. In radar applications, it ranges from 12-18 GHz according to the formal definition of radar frequency band nomenclature in IEEE Standard 521-2002.