SATPC0031049 Tab 04 SOW.pdf

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NRD41dropsondes
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Date: 03/29/2023 To: 126/Contracting Officer, Supply and Simplified Acquisition Branch From: 401B/Mary M. Kleb, Chemistry and Dynamics Branch/ AtSC RE: Specifications for Dropsonde purchase (ARCSIX)

Dropsondes are measurement devices that obtain profiles of meteorological parameters when released from an aircraft at altitude. This measurement is necessary in support of the NASA ARXSIX mission. The following are required measurement specifications for dropsondes purchased for this mission:

• Transmitter frequency rage = 400-406 MHz with +/- 1 MHz stability

• Dropsonde external diameter = 1.77 inches

• Pressure sensor with 0.1 hPa resolution and 0.4 hPa repeatability (minimum)

• Temperature sensor with 0.1C resolution and 0.2C repeatability (minimum)

• Relative Humidity Sensor with 1% resolution and 2% repeatability (minimum)

• Data rates = 2 Hz

• Delivery Date no later than September 30, 2023

Mary Kleb 4x5816

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