Testing 12 Ultra Efficient Electric Boat Propellers

Thanks to PCBWay for Sponsoring this video and competition! https://www.pcbway.com/?from=rctestflight Episode 1: https://youtu.be/KeTh-TIhL9M Prop test competition intro: https://youtu.be/oTpa0WVHspA Create a free Onshape account here. Engineers get Onshape Professional for free up to 6 months: https://onshape.pro/rctestflight Propellers CAD: https://cad.onshape.com/documents/f0ce42a010afc425ef8e6eaa/w/b989a61e537bdd18b32d3be0/e/6e10afde0e41f1e8cbc5f211?renderMode=0&uiState=663ed3e4d7fe1671b01fa1a7 Form 4 3D printer: https://formlabs.com/3d-printers/form-4/?utm_source=direct&utm_medium=social&utm_campaign=promo-rctestflight-f4-jun-24-global Holbrook Aerospace: https://holbrookaerospace.com/product/5-propfile-onshape-propeller-template/ Follow rctestflight on Instagram: https://instagram.com/rctestflight_ Support rctestflight: https://www.patreon.com/danielriley Airshaper Simulations: rctestswim: https://app.airshaper.com/simulations/rctestswim-attempt-3-regular-with-layers Whaleotron: https://app.airshaper.com/simulations/whaletron-300w-target-1850 Baseline: https://app.airshaper.com/simulations/baseline-300w-target-1760-rpm Spanmaxxing: https://app.airshaper.com/simulations/spanmaxxing-300w-target-1930 Friendship Systems X Airshaper: https://app.airshaper.com/simulations/bestdesign_j12