Change history for item: Acoustics Ivolga HW-639

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1. Donny Darko 20 October 2023 09:34:29
   1. Create: Description #24372743
      Value: Coaxial speaker oval 15x23 cm 6x9 in.
      
   2. Create: Brand #24372744
      Value: Ivolga
      
   3. Create: Type #24372745
      Value: Coaxial speaker
      
   4. Create: Size #24372746
      Value: Oval 15x23 cm 6x9 in.
      
   5. Create: Number of lanes #24372747
      Value: 3
      
   6. Create: Power #24372748
      Value: 220 W maximum
      
   7. Create: Sensitivity #24372749
      Value: 91 dB W/m
      
   8. Create: Frequency response #24372750
      Value: 48 - 21000 Hz
      
   9. Create: Impedance #24372751
      Value: 4 ohm
      
   10. Create: Dimensions #24372752
       Value: 25 mm
       
   11. Create: Diffuser material #24372753
       Value: Mylar
       
   12. Create: Magnet #24372754
       Value: Neodymium
       
   13. Create: Suspension material #24372755
       Value: Butyl rubber
       
   14. Create: Basket #24372756
       Value: Cast
       
   15. Create: Resonant frequency Fs #24372757
       Value: 56 Hz
       
   16. Create: Total quality factor Qts #24372758
       Value: 0.844
       
   17. Create: Equivalent volume Vas #24372759
       Value: 19 l
       
   18. Create: Ultra Tweeter Dimensions #24372760
       Value: 22 mm
       
   19. Create: Ultra HF cone material #24372761
       Value: Mylar
       
   20. Create: Image #21252585
       URL: https://avatars.mds.yandex.net/get-mpic/1886132/img_id4470577550830244306/orig
       
   21. Create: Preview image #21252586
       URL: https://avatars.mds.yandex.net/get-mpic/1886132/img_id4470577550830244306/orig
       
2. Donny Darko 20 October 2023 07:31:19
   Name: Acoustics Ivolga HW-639; Catalog: Car acoustics