·−−−−
// MORSE · DIGIT
The digit 1 in Morse
the digit 1 is coded ·−−−− — five symbols. One of the regular digits in the system, identical between continental and international Morse.
Memory hook
One dot, four dashes: "the 1 leads, the 4 follow".
CW phonetic: say "di daa daa daa daa" out loud. "di" is short, "daa" is three times longer.