Dominant sound freq. [Hz], high range

Foam dust filter (7 V) 19330,546
Circular grille (7 V) 18780,243
Plastic dust filter (7 V) 5583,400
Hexagonal grille (7 V) 1974,030
No obstacle (7 V) 1974,030
Nylon dust filter (7 V) 1974,030
Value
  • Value
  • Power voltage
  • Obstacle
Ascending
  • Descending
  • Ascending
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