Morse Code for "8" — Pattern, Mnemonic & Audio
−−−··
8 = −−−·· (2 dits, 3 dahs)
Mnemonic
EIGHT-EIGHT-bit-dit
Syllable-based memory aid
Timing
3 + 3 + 3 + 1 + 1 units
At 20 WPM: 660ms total
Type
Number
International Morse Code (ITU-R M.1677-1)
Common Words with 8
EIGHTH8DOTS800HZ80WPM88
Abbreviated Numeral (Cut Number)
−−−··
Full (5 elements)
→
−−−·
Cut = D (or −−−··)
Cut number: D (−−−·) — three dashes, one dot. The full form is −−−·· (five elements); the cut form saves one element.
In Amateur Radio
Appears in 80m band (3.5 MHz), 8-element antennas, and RST reports. Cut number: D (−−−·).
In Aviation
Appears in 8.33 kHz channel spacing (modern European aviation), altitude FL800 (theoretical), and 8-character ICAO aircraft type codes.
In Maritime
Beaufort scale 8 = gale. 8 bells = end of a 4-hour watch. The 8-hour watch system has been standard on ships since the 19th century.