Model Number: LinAire LD-4

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     DME Control Panel

    Aero Express is an Authorized Distributor for the LinAire LD-4 Test Panel.

    To view click here: Standard Warranty Policy  LD-4 Cable Listing

    Aero Express will buy, sell and  trade the LD-4 depending on your needs.  The LinAire model LD-4 Test Panel is designed to provide bench test facilities for distance measuring equipment.

    Click the link above to be directed to a complete listing of LinAire Cables.

    After you locate your required part number in the catalog, use the Quick Quote Form to request a quote.

    If you need further assistance, please contact us.


    • LinAire LD-4 Navigation Control Panel is engineered to operate and aid in the testing of DME receivers
    • Panel has a 200 channel frequency control for parallel codes

    1-year Factory LinAire Warranty on all new products.


    Express Calibration is an Authorized ISO-17025 Calibration and Repair shop for the LinAire LD-4.  Visit for full capabilities.

    All units will be sold with a current calibration certificate. If factory new, a manufacturer’s Certificate of Conformance (C of C) will be provided.

    Since its inception, Express Calibration Services has supported Aero Express’ endeavors in providing test equipment support services.

    They perform calibrations for General Aviation, Corporate Aviation, OEMs, FAA Repair Stations, Military, as well as Regional and Air Transport Airlines. Express Calibration Services offers their services when you have a requirement for calibration or repair of your test equipment.