古筝扫弦风啸

Authentic recorded 21-string guzheng instrumental sound effect. Performance limited to outer column glissando: continuous sweeping on the left side of the movable goose bridges. No melodic notes from the right playing area. Turbid, grainy, sustained roaring texture simulating violent wind. Natural dynamic swell and fade, lossless dry raw audio, ultra-low floor noise, no percussion, harmony or extra instruments, real