Year 440 (CDXL) was a leap year starting on Monday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year...

corresponding to an audio frequency of 440 Hz, which serves as a tuning standard for the musical note of A above middle C, or A4 in scientific pitch notation...

The Caudron C.440 Goéland ("seagull") was a six-seat twin-engine utility aircraft developed in France in the mid-1930s. It was a conventionally configured...

440 may refer to: 440, the year 440 BC, the year 440 (number), the number The 440-yard dash, a track-and-field event Area code 440, a telephone area code...

Apollo 440 (also known as Apollo Four Forty or @440) are a British electronic music group formed in Liverpool in 1990. The group has written, recorded...

equivalents are C♭ (C-flat) and A (A-double sharp). When calculated in equal temperament with a reference of A above middle C as 440 Hz, the frequency...

temperament with a reference of A above middle C as 440 Hz, the frequency of C♯4 (the C♯ above middle C) is about 277.183 Hz. See pitch (music) for a discussion...

operated four CV-440 Metropolitans from 1957 until 1978  Paraguay Paraguayan Air Force: CV-440/C-131D  Sri Lanka Sri Lanka Air Force - CV-440  Mexico Mexican...

temperament with a reference of A above middle C as 440 Hz, the frequency of middle D (D4) is approximately 293.665Hz. See pitch for a discussion of historical...

Year 440 BC was a year of the pre-Julian Roman calendar. At the time, it was known as the Year of the Consulship of Macerinus and Lanatus (or, less frequently...