Change history for item: Car subwoofer Polk Audio MM 840

Edit History of changes Delete item

1. Donny Darko 20 October 2023 09:37:26
   1. Create: Description #24373485
      Value: Subwoofer car subwoofer car subwoofers 20 cm 8 inch.
      
   2. Create: Brand #24373486
      Value: Polk Audio
      
   3. Create: Type #24373487
      Value: Subwoofer
      
   4. Create: Size #24373488
      Value: 20 cm 8 in.
      
   5. Create: Number of lanes #24373489
      Value: 1
      
   6. Create: Power #24373490
      Value: 500 W maximum
      
   7. Create: Sensitivity #24373491
      Value: 89 dB W/m
      
   8. Create: Frequency response #24373492
      Value: 26 - 200 Hz
      
   9. Create: Impedance #24373493
      Value: 4 ohm
      
   10. Create: Frame #24373494
       Value: No
       
   11. Create: Recommended Enclosure #24373495
       Value: Closed box
       
   12. Create: Number of speakers #24373496
       Value: 1
       
   13. Create: Dimensions #24373497
       Value: 203.2 mm
       
   14. Create: Diffuser material #24373498
       Value: Polypropylene
       
   15. Create: Suspension material #24373499
       Value: Butyl rubber
       
   16. Create: Installation depth #24373500
       Value: 116 mm
       
   17. Create: Mounting hole #24373501
       Value: 180 mm
       
   18. Create: Basket material #24373502
       Value: Carbon
       
   19. Create: Resonant frequency Fs #24373503
       Value: 35 Hz
       
   20. Create: Total quality factor Qts #24373504
       Value: 0.6
       
   21. Create: Equivalent volume Vas #24373505
       Value: 15 l
       
   22. Create: Terminals #24373506
       Value: Spring
       
   23. Create: Image #21252689
       URL: https://avatars.mds.yandex.net/get-mpic/175985/img_id7933146276206721200/orig
       
   24. Create: Image #21252690
       URL: https://avatars.mds.yandex.net/get-mpic/1808939/img_id925739516903117398/orig
       
   25. Create: Preview image #21252691
       URL: https://avatars.mds.yandex.net/get-mpic/175985/img_id7933146276206721200/orig
       
2. Donny Darko 20 October 2023 06:26:02
   Name: Car subwoofer Polk Audio MM 840; Catalog: Car acoustics