# SDR 2006FA0000094

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2006
- Submitted: January 30, 2006
- Operation: General aviation
- Aircraft: [N201CD](https://openairdocs.org/aircraft/N201CD), registered now
- Make and model: Mooney M20J
- Registry model: [Mooney M20J](https://openairdocs.org/model/mooney-m20j) (OpenAirDocs)
- Aircraft serial: 240063
- Engine: Lyc IO360A1A
- System (JASC): [2562 · Emergency Locator Beacon](https://openairdocs.org/jasc/2562)
- Part: Transmitter
- Part number: AK450
- Part serial: 466151
- Condition: Deteriorated
- Location: Elt
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2006FA0000094

## Discrepancy

ELT TRANSMITTER WAS REMOVED DURING ANNUAL FOR BATTERY REPLACEMENT AND TESTING. UNIT HAD BATTERIES REPLACED.  DURING TESTING THE UNIT MADE A WEAK SIGNAL OUTPUT AND HAS NO RANGE.  USED DIFFERENT SET OF BATTERIES FOR RETESTING, SAME RESULTS.  HOOKED BACK IN AIRCRAFT TO AIRCRAFT ANTENNA, TEST RESULTS THE SAME.  ARMED UNIT AND TESTED THROUGH REMOTE MOUNTED SWITCH WITH SAME UNSATISFACTORY RESULTS.  UNIT IS APPROXIMATELY 2 YEARS OLD.  TREND OF FAILURES ON THIS MAKE AND MODEL OF ELT.  SUSPECT INTERNAL DETERIORATION OF COMPONENT SECURITY.  (K)

---
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.