Change history for item: dB Technologies Opera 405 D

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1. Donny Darko 04 August 2023 11:15:25
   1. Create: Width #163406
      Value: 432
      
   2. Create: Height #163407
      Value: 65.5
      
   3. Create: Description #6879162
      Value: Concert, number of bands: 2, active, bass-reflex type
      
   4. Create: Purpose #6879163
      Value: Concert
      
   5. Create: Type #6879164
      Value: Active
      
   6. Create: Acoustic design #6879165
      Value: Bass-reflex type
      
   7. Create: Acoustic radiation #6879166
      Value: Monopolar
      
   8. Create: Number of lanes #6879167
      Value: 2
      
   9. Create: Rated power #6879168
      Value: 400 W
      
   10. Create: Minimum frequency #6879169
       Value: 58 Hz
       
   11. Create: Maximum frequency #6879170
       Value: 19000 Hz
       
   12. Create: Bandwidth Options #6879171
       Value: ±3 dB
       
   13. Create: Crossover frequency #6879172
       Value: 1.94 kHz
       
   14. Create: Maximum sound pressure #6879173
       Value: 129 dB
       
   15. Create: Emitter type #6879174
       Value: Dynamic
       
   16. Create: RF driver dimensions #6879175
       Value: 25 mm
       
   17. Create: Woofer dimensions #6879176
       Value: 380 mm
       
   18. Create: Bi-amping built-in amplifier #6879177
       Value: There is
       
   19. Create: Number of line inputs #6879178
       Value: 2
       
   20. Create: Number of balanced inputs #6879179
       Value: 1
       
   21. Create: Line out #6879180
       Value: There is
       
   22. Create: Overload protection #6879181
       Value: There is
       
   23. Create: Finish options #6879182
       Value: Black
       
   24. Create: Depth #6879183
       Value: 353 mm
       
   25. Create: Weight #6879184
       Value: 14.5 kg
       
   26. Create: Additional Information #6879185
       Value: LF emitter power - 300 W, HF emitter power - 100 W; 1x6.3 mm input; microphone input
       
   27. Create: Image #8609820
       URL: https://avatars.mds.yandex.net/get-mpic/1704682/img_id5825094355199012414/orig
       
   28. Create: Image #8609821
       URL: https://avatars.mds.yandex.net/get-mpic/199079/img_id3207599219117379407/orig
       
   29. Create: Image #8609822
       URL: https://avatars.mds.yandex.net/get-mpic/200316/img_id520884622883985781/orig
       
   30. Create: Preview image #8609823
       URL: https://avatars.mds.yandex.net/get-mpic/1704682/img_id5825094355199012414/orig
       
2. Donny Darko 13 April 2023 20:26:08
   Name: dB Technologies Opera 405 D; Catalog: Acoustic systems