When filing a flight plan, you can add a suffix to your aircraft type that will give Flight Service an indication of your transponder and navigational equipment. Suffixes are as follows:
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/X |
No Transponder Installed |
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/T |
Transponder Installed Having No Altitude Encoding |
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/U |
Altitude Encoding Transponder Installed |
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/D |
DME Installed; No Transponder Installed |
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/B |
DME and Transponder Installed; Transponder Does Not Encode Altitude |
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/A |
DME and Altitude Encoding Transponder Installed |
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/R |
RNAV and Altitude Encoding Transponder Installed |
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/C |
RNAV and Transponder Installed; Transponder Does Not Encode Altitude |
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/W |
RNAV Installed; No Transponder Installed |
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/G |
GPS with GNSS Installed. This has oceanic, En Route, Terminal and GPS Approach Capabilities |
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DME is Distance Measuring Equipment RNAV is Area Navigation GPS is Global Navigation System GNSS is Global Navigation Satellite System |
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So, in the aircraft type box of your flight plan, report N12649 or N6968L as a C172/U; N9290J is a PA28/U |