Morse code — all cards
Play this deck →A–Z and 0–9 per the ITU-R M.1677 international Morse alphabet. Runs pattern→character; reversible in the player.
36 cards
Read the pattern.
0 — -----
Read the pattern.
1 — .----
Read the pattern.
2 — ..---
Read the pattern.
3 — ...--
Read the pattern.
4 — ....-
Read the pattern.
5 — .....
Read the pattern.
6 — -....
Read the pattern.
7 — --...
Read the pattern.
8 — ---..
Read the pattern.
9 — ----.
Read the pattern.
A — .-
Safe water marks may show a white light flashing Morse "A" (IALA MBS).
Read the pattern.
B — -...
Read the pattern.
C — -.-.
Read the pattern.
D — -..
Read the pattern.
E — .
Read the pattern.
F — ..-.
Read the pattern.
G — --.
Read the pattern.
H — ....
Read the pattern.
I — ..
Read the pattern.
J — .---
Read the pattern.
K — -.-
Read the pattern.
L — .-..
Read the pattern.
M — --
Read the pattern.
N — -.
Read the pattern.
O — ---
The distress group ··· ––– ··· (SOS) is Annex IV 1(d).
Read the pattern.
P — .--.
Read the pattern.
Q — --.-
Read the pattern.
R — .-.
Read the pattern.
S — ...
The distress group ··· ––– ··· (SOS) is Annex IV 1(d).
Read the pattern.
T — -
Read the pattern.
U — ..-
Single-letter signal (International Code of Signals): "you are running into danger".
Read the pattern.
V — ...-
Read the pattern.
W — .--
Read the pattern.
X — -..-
Read the pattern.
Y — -.--
Read the pattern.
Z — --..
Card backs quote the Rules — public sector information reproduced under the Open Government Licence v3.0 (source: MSN 1781 — see the Rules reference).
Independent preparatory study aligned to the MCA OOW (Yachts <3000 GT) oral examination syllabus. Not an MCA-approved course and confers no credit toward a Certificate of Competency.