MARKER ANTENNA (P/N DM N27-3) - As Removed

The DM N27-3 is a marker beacon antenna designed to receive 75 MHz ILS marker signals during aircraft approach guidance. Operating across the 74.75–75.25 MHz frequency range, this antenna feeds the airborne marker beacon receiver with navigation data for localizer and glide slope alignment. Installed externally on the fuselage per aircraft maintenance manual specifications, the antenna connects via standard avionics cabling to the marker receiver.

TSO-C35c certified for reliability in instrument approach conditions.

What is the MARKER ANTENNA (P/N DM N27-3)?

The DM N27-3 is a marker beacon antenna designed to receive 75 MHz ILS marker signals during aircraft approach guidance. Operating across the 74.

Is the DM N27-3 compatible with my aircraft's avionics suite?

Avionics compatibility depends on your aircraft model and existing installation. The MARKER ANTENNA is available in: As Removed. We recommend checking your aircraft's wiring diagrams and STC documentation, or contact our avionics team for compatibility assistance.

Does the DM N27-3 come with an 8130-3 airworthiness tag?

Availability of an FAA 8130-3 tag depends on the part condition. Overhauled and repaired units typically include 8130-3 documentation. As-removed units may include a removal tag with trace history. Contact us for specific documentation on the condition you need.

Do you offer bench testing for the DM N27-3?

We can arrange bench testing through our network of FAA-certified repair stations. Call (904) 998-9101 for testing availability and turnaround times, or submit an RFQ with your specific requirements.