Change history for item: NEC VT57

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1. Donny Darko 25 September 2023 01:43:41
   1. Create: Width #587241
      Value: 309
      
   2. Create: Height #587242
      Value: 112
      
   3. Create: Description #23726571
      Value: Purpose: office, projector resolution: 1024x768, max. diagonal image size: 7-9 m, luminous flux: 1000-2000 lm, contrast: up to 1000:1, technology: LCD, connectors and interfaces: RS-232, S-Video input, VGA input, mini jack 3.5 audio input mm
      
   4. Create: Brand #23726572
      Value: NEC
      
   5. Create: Type #23726573
      Value: Stationary
      
   6. Create: Technology #23726574
      Value: LCD
      
   7. Create: Purpose #23726575
      Value: For office
      
   8. Create: Projector resolution #23726576
      Value: 1024x768
      
   9. Create: Image aspect ratio #23726577
      Value: 4:3
      
   10. Create: Number of LCD/DMD panels #23726578
       Value: 3
       
   11. Create: Image functions and options #23726579
       Value: Keystone correction
       
   12. Create: Peculiarities #23726580
       Value: Speakers
       
   13. Create: Lamp life #23726581
       Value: 4000 h
       
   14. Create: Number of lamps #23726582
       Value: 1
       
   15. Create: Power of each lamp #23726583
       Value: 150 W
       
   16. Create: Min. projection distance #23726584
       Value: 0.7 m
       
   17. Create: Max. projection distance #23726585
       Value: 1.1 m
       
   18. Create: Min. diagonal size #23726586
       Value: 0.53 m
       
   19. Create: Max. diagonal size #23726587
       Value: 7.62 m
       
   20. Create: Min. horizontal frequency #23726588
       Value: 15 kHz
       
   21. Create: Max. line frequency #23726589
       Value: 100 kHz
       
   22. Create: Min. vertical frequency #23726590
       Value: 50 Hz
       
   23. Create: Max. frame frequency #23726591
       Value: 120 Hz
       
   24. Create: Aperture number F, min #23726592
       Value: 1.7
       
   25. Create: F-number F, max #23726593
       Value: 2.07
       
   26. Create: Focal length min. #23726594
       Value: 18.9 mm
       
   27. Create: Focal length max. #23726595
       Value: 22.7 mm
       
   28. Create: Contrast #23726596
       Value: 500:1
       
   29. Create: Light flow #23726597
       Value: 1500 lm
       
   30. Create: Keystone correction type #23726598
       Value: Vertical
       
   31. Create: Connectors and interfaces #23726599
       Value: RS-232, S-Video input, VGA input, mini jack 3.5 mm audio input, composite video input
       
   32. Create: Number of built-in speakers #23726600
       Value: 1
       
   33. Create: Power per speaker #23726601
       Value: 1 W
       
   34. Create: Noise level #23726602
       Value: 25 dB
       
   35. Create: Depth #23726603
       Value: 258 mm
       
   36. Create: Weight #23726604
       Value: 2.8 kg
       
   37. Create: Image #20898233
       URL: https://avatars.mds.yandex.net/get-mpic/1853752/img_id7002974015652635029/orig
       
   38. Create: Preview image #20898234
       URL: https://avatars.mds.yandex.net/get-mpic/1853752/img_id7002974015652635029/orig
       
2. Donny Darko 27 April 2023 23:06:31
   Name: NEC VT57; Catalog: Multimedia projectors