# SDR FXGA151

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 20, 2010
- Submitted: May 24, 2010
- Operation: Air carrier
- Aircraft: [N151](https://openairdocs.org/aircraft/N151), registered now
- Make and model: Doug DC-6B
- Registry model: [Doug DC-6B](https://openairdocs.org/model/douglas-dc-6b) (OpenAirDocs)
- Aircraft serial: 45496
- Aircraft time: 47,597 hours
- System (JASC): [3420 · Attitude and Direction Data System](https://openairdocs.org/jasc/3420)
- Part: Amplifier
- Part number: 684535
- Part serial: A173
- Condition: Overheated
- Location: Cockpit
- Stage of operation: CL
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FXGA151

## Discrepancy

AUDIBLE POP SOUND FOLLOWED BY A BURNING/SMOLDERING SMELL IN COCKPIT.  NO VISUAL SMOKE REPORTED BY THE FLIGHT CREW.  FOUND THAT THE NR 2 COMPASS AMPLIFIER HAD BLOWN A TRANSFORMER.

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