Perform screening of health risks and obtain informed consent. Pre-test: Explain the test procedures to the subject. You need to make your own recording of the audio signals with the appropriate timings (you can create your own using the team beeptest software).
Purpose: to test the aerobic fitness of swimmersĮquipment required: you need a 25m pool, audio recording and player, speakers that are audible underwater (maybe using underwater speakers, or even a waterproof mp3 player).