The pressure patch is an alternate solution to the pressure taps listed above. This allows for a surface mount solution in applications when drilling holes in the test article is inconvenient or unacceptable. The aluminum body can be fixed to the test article using an appropriate adhesive based on the user’s application. This patch was designed and tested to have minimal aerodynamic influences when fixed to the flat surface of a test article. Due to the thin body, the pressure patch is only available with a non-bulged .040″ tubulation