# SDR CA000322014

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 20, 2000
- Submitted: April 14, 2000
- Operation: Air carrier
- Make and model: Cndair CL6002B19
- System (JASC): [2312 · VHF Communications System](https://openairdocs.org/jasc/2312)
- Part: Vhf Comm
- Condition: Malfunctioned
- Location: Vhf Comm
- Component: Vhf Communicatio
- Stage of operation: AP
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA000322014

## Discrepancy

(CAN) AIRCRAFT REPORTED 3 UNCOMMANDED VHF NAV 1 FREQUENCY CHANGES DURING ONE APPROACH.  FREQUENCY CHANGED FROM 108.55 TO 110.55 (110.55 WAS NOT ON STANDBY TUNE CONTROL).

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.