Morse Code Audio Files

These audio files

These files are MP3 format, 16 kHz sample rate, monaural. The audio frequency is set to 750 Hz.

These Morse code files run at 15 words per minute letter speed, using Farnsworth method to proportionally expand the letter-spacing and word-spacing to create an overall 5 WPM rate. Each file contains one character repeated 15 times in three groups of five. This gives the student the chance to hear the sound and become familiar with the sound of the character.

The Letters

01 The Letter E 02 The Letter T 03 The Letter A 04 The Letter I 05 The Letter M 06 The Letter N 07 The Letter D 08 The Letter S 09 The Letter R 10 The Letter U 11 The Letter G 12 The Letter K 13 The Letter W 14 The Letter O 15 The Letter H 16 The Letter F 17 The Letter B 18 The Letter L 19 The Letter V 20 The Letter C 21 The Letter P 22 The Letter X 23 The Letter Z 24 The Letter Q 25 The Letter J 26 The Letter Y

Continues↗

The Numbers and @ sign

31 The Number 5 32 The Number 4 33 The Number 3 34 The Number 2 35 The Number 1 36 The Number 0 (zero) 37 The Number 9 38 The Number 8 39 The Number 7 40 The Number 6 46 @ sign “Comm-at” AC

Punctuation

27 Comma 28 Slash DN 29 Question Mark 30 Period

Prosigns

41 BT Double-Dash 42 AR End of Message 43 SK End of Work 44 AS WAIT Sign 45 KN Specific Invite to Xmit 47 BK BREAK

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