Change history for item: NEC NP54

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1. Donny Darko 25 September 2023 01:47:08
   1. Create: Width #587371
      Value: 246
      
   2. Create: Height #587372
      Value: 72
      
   3. Create: Description #23728905
      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: RS-232, USB Type-A, S-Video input, VGA input, MI audio input
      
   4. Create: Brand #23728906
      Value: NEC
      
   5. Create: Type #23728907
      Value: Portable
      
   6. Create: Technology #23728908
      Value: DLP
      
   7. Create: Purpose #23728909
      Value: For office
      
   8. Create: Projector resolution #23728910
      Value: 1024x768
      
   9. Create: Image aspect ratio #23728911
      Value: 4:3
      
   10. Create: Number of LCD/DMD panels #23728912
       Value: 1
       
   11. Create: Image functions and options #23728913
       Value: Keystone correction
       
   12. Create: Peculiarities #23728914
       Value: Speakers
       
   13. Create: Lamp life #23728915
       Value: 2500 h
       
   14. Create: Lamp life in eco mode #23728916
       Value: 3500 h
       
   15. Create: Number of lamps #23728917
       Value: 1
       
   16. Create: Power of each lamp #23728918
       Value: 200 W
       
   17. Create: Min. projection distance #23728919
       Value: 1.44 m
       
   18. Create: Max. projection distance #23728920
       Value: 13.45 m
       
   19. Create: Min. diagonal size #23728921
       Value: 0.84 m
       
   20. Create: Max. diagonal size #23728922
       Value: 7.62 m
       
   21. Create: Min. ratio of distance to image size #23728923
       Value: 1.8
       
   22. Create: Max. ratio of distance to image size #23728924
       Value: 2.16
       
   23. Create: Min. horizontal frequency #23728925
       Value: 15 kHz
       
   24. Create: Max. line frequency #23728926
       Value: 100 kHz
       
   25. Create: Min. vertical frequency #23728927
       Value: 50 Hz
       
   26. Create: Max. frame frequency #23728928
       Value: 120 Hz
       
   27. Create: Zoom optical #23728929
       Value: 1.2
       
   28. Create: Aperture number F, min #23728930
       Value: 2.2
       
   29. Create: F-number F, max #23728931
       Value: 2.34
       
   30. Create: Focal length min. #23728932
       Value: 204 mm
       
   31. Create: Focal length max. #23728933
       Value: 245 mm
       
   32. Create: Contrast #23728934
       Value: 1600:1
       
   33. Create: Light flow #23728935
       Value: 2600 lm
       
   34. Create: Keystone correction type #23728936
       Value: Vertical
       
   35. Create: Connectors and interfaces #23728937
       Value: RS-232, USB Type-A, S-Video input, VGA input, mini jack 3.5 mm audio input, composite video input, component video input
       
   36. Create: Number of color wheel segments #23728938
       Value: 6
       
   37. Create: Number of built-in speakers #23728939
       Value: 1
       
   38. Create: Power per speaker #23728940
       Value: 0.3 W
       
   39. Create: Noise level #23728941
       Value: 37 dB
       
   40. Create: Depth #23728942
       Value: 18.2 mm
       
   41. Create: Weight #23728943
       Value: 1.7 kg
       
   42. Create: Image #20898424
       URL: https://avatars.mds.yandex.net/get-mpic/96484/img_id3214338058928236205/orig
       
   43. Create: Image #20898425
       URL: https://avatars.mds.yandex.net/get-mpic/96484/img_id47313665426290116/orig
       
   44. Create: Preview image #20898426
       URL: https://avatars.mds.yandex.net/get-mpic/96484/img_id3214338058928236205/orig
       
2. Donny Darko 27 April 2023 23:06:41
   Name: NEC NP54; Catalog: Multimedia projectors