I get that thumping rythmic sound... whap, whap, whap sound around 630 every morning. Mostly just the whap, whap, whap.
Actually it's more like whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap,whap, whap, whap.