Dominant sound freq. [Hz], mid range

Silon (20 den) on the circular grille (7 V) 369,7
Silon (40 den) on the circular grille (7 V) 369,7
Foam dust filter (7 V) 339,0
Hexagonal grille (7 V) 339,0
Metal dust filter (7 V) 339,0
No obstacle (7 V) 339,0
Plastic dust filter (7 V) 339,0
Circular grille (7 V) 201,6
Nylon dust filter (7 V) 201,6
Value
  • Value
  • Power voltage
  • Obstacle
Ascending
  • Descending
  • Ascending
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