Leave room between letters
Dots and dashes form letters. Separate letters with spaces and words with a slash. Playback uses the standard timing ratios; words-per-minute sets the dot length.
A worked example
SOS becomes ... --- ... and 8 becomes ---.. (three dashes followed by two dots).
Before you use the result
Only the listed basic Latin letters, digits and punctuation are supported. Accents and prosigns are not silently guessed. Audio is generated on this device; Stop ends playback.