Up with the basics.

The Amateur Radio Q-Code

Signal	Question	Answer, Advice or Order
QRG	Will you indicate my exact frequency in kilocycles?	Your frequency is ... kc.
QRH	Does my frequency vary?	Your frequency varies.
QRI	How is the tone of my transmission?	The tone of your transmission is ... 1. Good. 2. Variable. 3. Bad.
QRJ	Are you receiving me badly? Are my signals weak?	I cannot receive you. Your signals are too weak.
QRK	What is the legibility of my signals (1 to 5)?	The legibility of your signals is ... (1 to 5).
QRL*	Are you busy?	I am busy (or busy with....). Please do not interfere.
QRM*	Are you being interfered with?	I am being interfered with.
QRN*	Are you troubled by static?	I am troubled by static.
QRO*	Must I increase power?	Increase power.
QRP*	Must I decrease power?	Decrease power.
QRQ*	Must I send faster?	Send faster ... (words per min.).
QRS*	Must I send more slowly?	Transmit more slowly ... (w.p.m.).
QRT*	Must I stop transmission?	Stop transmission.
QRU*	Have you anything for me?	I have nothing for you.
QRV*	Are you ready?	I am ready.
QRW	Must I advise ... that you are calling him on ... kc?	Please advise ... that I am calling him on ... kc.
QRX*	When will you call again?	I will call you again at ... hours (on ... kc.).
QRZ*	By whom am I being called?	You are being called by ...
QSA	What is the strength of my signals (1 to 5)?	The strength of your signals is ... (1 to 5).
QSB*	Does the strength of my signals vary?	The strength of your signals varies.
QSD	Is my keying correct? Are my signals distinct?	Your keying is incorrect; your signals are bad.
QSG	Must I transmit ... telegrams (or one telegram) at a time?	Transmit ... telegrams (or one telegram) at a time.
QSK*	Shall I continue the transmission of all my traffic?	I can hear you between my signals. Continue: I shall interrupt you if necessary.
QSL*	Can you acknowledge receipt?	I am acknowledging receipt.
QSM	Shall I repeat the last telegram I sent you?	Repeat the last telegram you sent me.
QSO*	Can you communicate with ... directly (or through...)?	I can communicate with ... direct (or through...).
QSP	Will you relay to ...?	I will relay to ... free of charge.
QSV	Shall I send a series of VVV....?	Send a series of VVV.
QSX	Will you listen for ... (call sign) on ... kcs?	I am listening for ... on ... kcs.
QSY*	Shall I change to ... kilocycles without changing the type of wave?	Change to ... kc. without changing type of wave.
QSZ	Shall I send each word or group twice?	Send each word or group twice.
QTA	Shall I cancel nr ... as if it had not been sent?	Cancel nr ... as if it had not been sent.
QTB	Do you agree with my word count?	I do not agree with your word count; I shall repeat the first letter of each word and the first figure of each number.
QTC	How many telegrams have you to send?	I have ... telegrams for you or for ....
QTH*	What is your position (location)?	My position (location) is ....
QTR	What is the exact time?	The exact time is ....
QST*		General call preceeding a message address to all amateurs and A.R.R.L. Members. This is in effect "CQ ARRL".
QRRR		Official A.R.R.L. "land SOS." A distress call for emergency use only.