The large measuring antennas were mounted in such a way that despite this unusual payload the Songbird maintains its stable flight characteristics; it had to prove that in an especially composed flight test programm.
Songbird for Science
A special version of the Songbird with CFRP-free wing and externally mounted payload-antennas has been delivered to the Department of High Frequency and Electromagnetic Fields of the PTB (Physikalisch Technische Bundesanstalt), the national metrology institute of the federal republic of Germany.
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