Morse Code Alphabet/Numbers
International "Q" and "Z" Signals

You are not observing circuit discipline

Your speedkey improperly adjusted

Advise (Call sign of) frequency you are reading

Cease using speed key

Signal (1) Not understood (2) Not held

Unable to receive you try via ____

Reroute the circuit by patching

Unable to relay. We file

Run ____ (foxes, RY's, mk, etc.)

Have been unable to break you

Alter your wave-Length

Closing down due to ____

We can receive absolutely nothing

Transmit only msgs of above precedence ____

Can't understand voice. Use Telegraph

Acknowledge, please

Work ____ (simplex, duplex mux sb)

Last word received (sent) was ____

Revert to Automatic Relay

Rerun tapes run on ____ since ____

Punching tape for transmission

Send blind until advised

You are causing interference

Send on ____ (kcs). Will confirm later

Cause of delay is ____

Following was sent ____ (time)

Retransmit message ____ to ____

You are sending upper case

Make call before transmitting traffic

Listen for telephony

Do not use break-in

Put ____ (speed operator) this frequency

Break and go ahead with New slip

Your tape reversed

I have traffic

(1) Characters indistinct (2) Spacing bad

When & on what frequency was message received

Break circuit. Retuning

Shall I send by ____ (method)?

Blurring Signals (1) Dots heavy (2) Dots light

Count ____ as ____ groups

Report communication with ____

Answer on ____ mc

I shift (or ask ____) to ____ (kcs)

Pull Back your tape one Yard

Circuit Affected. Make readable signals

Circuit Broken. Signal unheard

Collate Code

Your collation is Different

Check your center frequency, please

Circuit Interrupted. Running & available

Check Keying

Transmit Call Letters intelligibly

Your Collation Omitted

Conditions Poor, increase to maximum

Using concentrator. Make warning signals

Cease Sending

Send Code Twice

Are you in direct communication with ____ ?

Hr. formal message, priority ____

Expedite reply to my ____

Diagnosing circuit faults, will advise

Message undelivered. (1)Will keep trying (2)Advise disposal

(3)Canceling (4) Btr. ads.

Message ____ undelivered

Frequency is Drifting to degree indicated, 1-5

Message ____ received by addressee at ____ (time)

Accuracy of following doubtful

Your Dots are too Heavy (long)

Your Dots are too Light (short)

Your Dots Missing

This is a multiple-address message

Report disposal of message ____

Message ____ relayed to ____ at ____ by ____

Msg just transmitted erroneous. Correct version is ____

Following Transmitters running Dual

Don't Transmit exercise messages until advised

Your Dots Varying length please remedy

Private message received for ____ . Advise

No private messages until ordered

]Have you received message ____?

Experiencing Drop-outs 1-5

We are Experiencing Fill-ins 1-5

We are Experiencing Garbles 1-5

Accuracy of heading doubtful

No answer required

This message is correction to ____

This message is classified

Parts marked ZEP coming later

Exercise (drill message)

Failing Auto

Message intercepted or copied blind

Signals are fading badly

Pass this message to ____

Check your FSK shift please

Depth of Fading is as indicated 1-5

This message is a suspected duplicate

Advise when message received by ____

Message for (1) Action (2) Info (3) Comment

Reply to message? There is no reply

Revert to FSK

ignals faded out

Frequency shift your signal is ____ cps

Rapidity of Fading is as indicated, 1-5

Cancel transmission ____

Signals are Fading Slightly

Send ____ (answer)

____ signals good for ____ wpm

Make call signs more distinctly

Please Give Priority

Your signals getting stronger

Your signals getting weaker

How are conditions for Auto reception?

How are your receiving conditions?

Harmonic radiation from transmitter

Send High Speed auto ____ wpm

We are Holding Your ____

Industrial or Medical interference 1-5

Increase Power

You have strong Idle Radiation

Atmospheric interference; 1-5

Frequency Jumping to degree indicated 1-5

Who is controlling station? or I am ____

Permission necessary before transmitting messages

Take control of net ____ or shall I ____

I (or ___ ) reports into circuit (net)

Station leaves net temporarily

Closing down (until ____ )

Revert to On/Off Keying

Say when ready to resume

What Stations Keeping watch on ____?

Keying weight is ____ (percent)

Give Long Breaks, please

We are getting Long Dash from you

Distorted Land Line control signals

Low (minimum) Power

We are suffering from lightning Storm

Magnetic activity

Stand by moment

MisPunch or perforator failure

Stand by for ____

Multipath making ____ mark bias

No Breaks we send twice

Authentication is ____

No communications with ____

All stations authenticate

You are misusing authenticator

Receiving conditions No Good for code

No call letters (identification) heard

All clear of traffic

Not On the air

Not Received

Here New Slip

Have checked ____ (call-letters) OK

Relay to your sub-stations

Observing ___ will transfer when better

Act as radio link between me and ____

Can you accept message? (or) Give me message

Relay this message

Transmit your message (give info.)

What traffic have you On Hand?

We are receiving ok

Relay this message via ____

OK. On Line

Mail delivery permissible

Transmit Only Reversals

Give instructions for routing traffic

Obtain retransmission of message ___

Printer line Advance not received

Your speech distorted

Printer Carriage-return not received

Signals fading 1-5

Punch Everything

Printer motor Fast

Send plain Once

Punch Plain only

Rerun slip at Present Running

Printer motor Slow

Send Plain Twice

Reverse Auto tape

My frequency OK? Your frequency is ____

Relayed signal bad, adjust receiver

Check your frequency on this circuit

Can you Receive Code?

Shall I, or tune your transmitter to ____

Hear you best on ____ (kcs)

Send tuning signals on present frequency

Reversed Keying

Rerun slip before one now running

Please remove modulation from ____

I receive ____ (usb, lsb, isb's)

Rough Note

Are you receiving ok?

Run Reversals

Rerun message No. ____

Revert to Traffic

Run test slip please

Send faster

Static heavy here

Please furnish Signal intensity

Microvolt input to receiver is ____

Give SINPO report on ____

Transmit Slips Once

Your signals strong & Readable

Send Slower

Transmit Slips Twice

Your signals are unreadable

Your Speed Varying

Transmit by Auto

Transmit by Hand

Transmission temporarily interrupted

Conditions Unsuitable for Automatic recording

Timing signal will be transmitted

We have been unable to break you

Unable to comply. Will do so at ____

Affirmative (yes)

Negative (no)

Unable to comply

Wait. Stand by

Varying Bias

Signals Varying in Frequency

Send V's Please

Pass at once to sub-stations

Signals Varying in intensity

Name of operator on watch

Wipers or Clicks here

Send words once

Your signals weak but readable

Wavelength (frequency) is Swinging 1-5

Send words twice

Adjust to receive speeds ____ (RADIOFAX)

Pix ____ Conditionally accepted (RADIOFAX)

Send Dashes please (RADIOFAX)

You are Floating Fast (RADIOFAX)

Limits High, reduce ____ cycles (RADIOFAX)

You are Jumping out of phase (RADIOFAX)

Is your synchronizing correct? (RADIOFAX)

Limits are Low increase ____ cycles (RADIOFAX)

Last run defaced due to ____ (RADIOFAX)

Go ahead with Pix (RADIOFAX)

You are floating Slow (RADIOFAX)

Your modulation is Varying (RADIOFAX)

Cease traffic send A's on A channel (MULTIPLEX)

Cycling on ARQ, errors stored your end (MULTIPLEX)

Check Your Keying on channel ____ (MULTIPLEX)

Change from single printer to Multiplex (MULTIPLEX)

Make bias Neutral (MULTIPLEX)

Change from multiplex to single Printer (MULTIPLEX)

Please put ____ on MUX revolutions (MULTIPLEX)

What is your speed of transmission?

Check Your Thyratrons (MULTIPLEX)

Revert to MUX frames ____ channels (MULTIPLEX)

Incorrect

You are correct

Try again