Common Errors and Pitfalls in Radio Communication
This lesson collects typical errors in VFR radio and gives specific recommendations for avoidance.
Frequency problems
Wrong frequency entered
- Symptom: no answer to call.
- Cause: pilot set the wrong frequency.
- Solution: double-check before each call; consult AIP / EFB.
Forgotten frequency change
- Symptom: ATC calls, pilot doesn't hear.
- Cause: pilot stayed on old frequency.
- Solution: after every "contact [station] on [freq]" switch immediately and report.
Stuck mic
- Symptom: frequency permanently blocked, ATC can't get through.
- Cause: PTT switch jammed.
- Solution: check PTT mechanically, possibly radio off/on, try another frequency.
Call-construction errors
Forgotten own callsign
- Symptom: ATC doesn't know who is speaking.
- Solution: always start and end with callsign (especially in longer calls).
Violating standard phraseology
- Symptom: "OK", "yes", "thanks", "please" on the radio.
- Solution: internalise standard phrases (see lesson "Standard expressions").
Forgotten read-back
- Symptom: ATC doesn't know if pilot understood.
- Solution: critical items (altitude, heading, frequency, squawk) always read-back.
Number errors
"Nine" instead of "niner"
- Symptom: confusion with German "nein".
- Solution: consistently use "niner".
Altitude forgotten
- Symptom: ATC asks again.
- Solution: position and altitude in every position report.
Heading without leading zero
- Symptom: "90 degrees" instead of "zero niner zero".
- Solution: three digits for every heading.
Traffic-situation problems
Expecting answer to own transmission
- Symptom: pilot waits for "roger", no reply.
- Cause: ATC sees no need to answer.
- Solution: read-back is acknowledgement — no "roger" required.
Double-keying
- Symptom: two pilots speak at the same time.
- Symptoms: whistling or silence on the frequency.
- Solution: listen 5-10 seconds before PTT.
Linguistic errors
Speaking too fast
- Symptom: ATC says "say again".
- Solution: 100 words/min pace.
Background noise
- Symptom: ATC hears crew chatter.
- Solution: position microphone correctly, sterile cockpit below 1000 ft AGL.
CRM errors
Pilot workload overload
- Symptom: forgets read-back, wrong frequency, stress.
- Solution: prioritise: aviate > navigate > communicate. Ask for "standby" if needed.
Plan-continuation bias
- Symptom: pilot continues planned flight despite changed conditions (weather, radio issues).
- Solution: every 30 min mentally ask: "Should I turn back / change?"
Location-related errors
"Where am I?"
- Symptom: pilot reports wrong position.
- Solution: before any position report verify chart + GPS.
Frequency change without acknowledgement
- Symptom: pilot switches before permission.
- Solution: wait for "contact [next station] on [freq]" → only then switch.
Special pitfalls
Aviation English vs. standard English
- Wrong: "I want to land" → sounds unprofessional.
- Right: "Request landing instructions" or "Inbound for landing".
Local language confusing
- Pilot speaks German, ATC answers English: can lead to misunderstandings.
- Solution: for international traffic always English.
Wrong altitude reference
- Wrong: pilot reports FL080 below transition altitude (should be ft AMSL).
- Solution: conscious switch QNH ↔ standard at transition.
Self-correction
When error in transmission:
- "Correction, [correct information]."
Example:
- "Climb to 3000 ft, correction, climb to flight level 100, Romeo Alpha."
Practical training recommendations
- Radio training with instructor: mock radio regularly.
- Listen to LiveATC.net: realistic ATC language.
- Phraseology cards in cockpit.
- Own callsign fluent pronunciation.
- After each flight: brief reflection — what worked, what didn't?
Cross-reference
- Subject 040 Lesson "Stress": workload management.
- Subject 090 Lessons "Standard expressions", "Structure of initial call": phraseology fundamentals.