Morse code

Character	Code	Character	Code	Character	Code	Character	Code	Character	Code	Character	Code
A	· —	J	· — — —	S	· · ·	1	· — — — —	.	· — · — · —	:	— — — · · ·
B	— · · ·	K	— · —	T	—	2	· · — — —	,	— — · · — —	;	— · — · — ·
C	— · — ·	L	· — · ·	U	· · —	3	· · · — —	?	· · — — · ·	=	— · · · —
D	— · ·	M	— —	V	· · · —	4	· · · · —	''	· — — — — ·	+	· — · — ·
E	·	N	— ·	W	· — —	5	· · · · ·	!	— · — · — —	-	— · · · · —
F	· · — ·	O	— — —	X	— · · —	6	— · · · ·	/	— · · — ·	_	· · — — · —
G	— — ·	P	· — — ·	Y	— · — —	7	— — · · ·	(	— · — — ·	"	· — · · — ·
H	· · · ·	Q	— — · —	Z	— — · ·	8	— — — · ·	)	— · — — · —	$	· · · — · · —
I	· ·	R	· — ·	0	— — — — —	9	— — — — ·	&	· — · · ·	@	· — — · — ·

Prosigns

Sign	Code	Meaning
AR	`·-·-·`	Stop (end of message) +
AS	`·-···`	Wait
BK	`-···-·-`	Break, or "back-to-you".
BT	`-···-`	Separator within message =
C	`-·-·`	Yes - Confirm - Affirmative
CL	`-·-··-··`	Going off the air - "clear" or "closing down"
K	`-.-`	"go" or "over" - another station is invited to reply
KN	`-·--·`	Invitation to a specific named station to transmit - "go oNly".
SK	`···-·-`	End of contact
SN	`···-·`	Understood
SOS	`···---···`	Distress - imminent danger to life or property.

An error is indicated as a series of E's or Es:

`·······`	Error, correct word follows (six or more dots in a row)
`· · ·`	Error

Operating procedures
Operation	Callsigns and ITU prefixes * Codes and Alphabets * Modes * Morse code * Nets * UK licensing * Terminology
DX and Contesting	Awards and Certificates * DXCC * DX cluster * Field day * Gridsquares * Logging * QSL and QSL Bureaus * Records - Distance
Emergencies	Emergency Frequencies * ARES * IRESC * SATERN * Weather spotting
QRP	Trail-Friendly Radio
Utilities	Beacons (/B) and Time Beacons