The Thunderscreech had a supersonic propeller. https://en.m.wikipedia.org/wiki/Republic_XF-84H_Thunderscreech https://en.m.wikipedia.org/wiki/Republic_XF-84H_T

The Thunderscreech had a supersonic propeller. https://en.m.wikipedia.org/wiki/Republic_XF-84H_Thunderscreech https://en.m.wikipedia.org/wiki/Republic_XF-84H_Thunderscree... Unsurprisingly it was noisy.