Change history for item: Vivitek D837

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1. Donny Darko 25 September 2023 05:36:15
   1. Create: Width #594612
      Value: 280
      
   2. Create: Height #594613
      Value: 96
      
   3. Create: Description #23851485
      Value: Purpose: office, projector resolution: 1024x768, max. diagonal image size: 7-9 m, luminous flux: 2000-4000 lm, contrast: 1000:1-3000:1, technology: DLP, connectors and interfaces: Ethernet, RS-232, USB Type-B, HDMI input, S-Video input, VG input
      
   4. Create: Brand #23851486
      Value: Vivitek
      
   5. Create: Type #23851487
      Value: Stationary
      
   6. Create: Technology #23851488
      Value: DLP
      
   7. Create: Purpose #23851489
      Value: For office
      
   8. Create: Projector resolution #23851490
      Value: 1024x768
      
   9. Create: Image aspect ratio #23851491
      Value: 4:3
      
   10. Create: Number of LCD/DMD panels #23851492
       Value: 1
       
   11. Create: Image functions and options #23851493
       Value: Keystone correction
       
   12. Create: Peculiarities #23851494
       Value: Speakers
       
   13. Create: Lamp life #23851495
       Value: 3000 h
       
   14. Create: Lamp life in eco mode #23851496
       Value: 4000 h
       
   15. Create: Number of lamps #23851497
       Value: 1
       
   16. Create: Power of each lamp #23851498
       Value: 230 W
       
   17. Create: Min. projection distance #23851499
       Value: 0.9 m
       
   18. Create: Max. projection distance #23851500
       Value: 9.1 m
       
   19. Create: Min. diagonal size #23851501
       Value: 0.6 m
       
   20. Create: Max. diagonal size #23851502
       Value: 7.6 m
       
   21. Create: Min. ratio of distance to image size #23851503
       Value: 1.93
       
   22. Create: Max. ratio of distance to image size #23851504
       Value: 2.16
       
   23. Create: Min. horizontal frequency #23851505
       Value: 15 kHz
       
   24. Create: Max. line frequency #23851506
       Value: 90 kHz
       
   25. Create: Min. vertical frequency #23851507
       Value: 43 Hz
       
   26. Create: Max. frame frequency #23851508
       Value: 85 Hz
       
   27. Create: Zoom optical #23851509
       Value: 1.1
       
   28. Create: Aperture number F, min #23851510
       Value: 2.52
       
   29. Create: F-number F, max #23851511
       Value: 2.73
       
   30. Create: Focal length min. #23851512
       Value: 218 mm
       
   31. Create: Focal length max. #23851513
       Value: 24 mm
       
   32. Create: Contrast #23851514
       Value: 2500:1
       
   33. Create: Light flow #23851515
       Value: 3200 lm
       
   34. Create: Keystone correction type #23851516
       Value: Vertical
       
   35. Create: Connectors and interfaces #23851517
       Value: Ethernet, RS-232, USB Type-B, HDMI input, S-Video input, VGA x 2 input, RCA audio input, mini jack 3.5 mm audio input, composite video input, component video input
       
   36. Create: Number of built-in speakers #23851518
       Value: 1
       
   37. Create: Power per speaker #23851519
       Value: 2 W
       
   38. Create: Noise level #23851520
       Value: 30 dB
       
   39. Create: Depth #23851521
       Value: 205 mm
       
   40. Create: Weight #23851522
       Value: 2.6 kg
       
   41. Create: Image #20918116
       URL: https://avatars.mds.yandex.net/get-mpic/1525999/img_id5307424181991368724/orig
       
   42. Create: Preview image #20918117
       URL: https://avatars.mds.yandex.net/get-mpic/1525999/img_id5307424181991368724/orig
       
2. Donny Darko 27 April 2023 23:19:49
   Name: Vivitek D837; Catalog: Multimedia projectors