Later that month, the American station was handed over to the Royal Canadian Air Force and renamed the site as RCAF Station Armstrong. This was part of an arrangement with the United States that came as a result of the cancellation of the Avro Arrow. Canada would lease 66 F-101 Voodoo fighters and take over operation of 12 Pinetree radar bases. The new radar unit, 38 AC&W Squadron, continued in the early warning role. It would later be known as 38 Radar Squadron. It was also upgraded with the following radars: