Z code

Z Code (like Q Code and X Code) is a set of operating signals used in CW, TTY and RTTY radio communication.

Distinct versions

There are at least three sets of Z codes.

There are other sets of codes internally used by Russia's military and other operating agencies.

Examples

See also

• ACP-131

References

External links

• Ralf D. Kloth DL4TA – List of Z-codes
• ACP 131(F) – Communications Instructions Operating Signals