Change history for item: Acer X1237

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1. Donny Darko 25 September 2023 02:41:02
   1. Create: Width #588952
      Value: 264
      
   2. Create: Height #588953
      Value: 95
      
   3. Create: Description #23757147
      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-B, VGA input, video input composite
      
   4. Create: Brand #23757148
      Value: Acer
      
   5. Create: Type #23757149
      Value: Stationary
      
   6. Create: Technology #23757150
      Value: DLP
      
   7. Create: Purpose #23757151
      Value: For office
      
   8. Create: Projector resolution #23757152
      Value: 1024x768
      
   9. Create: Image aspect ratio #23757153
      Value: 4:3
      
   10. Create: Number of LCD/DMD panels #23757154
       Value: 1
       
   11. Create: Image functions and options #23757155
       Value: Keystone correction
       
   12. Create: Peculiarities #23757156
       Value: Speakers
       
   13. Create: Lamp type #23757157
       Value: UHP
       
   14. Create: Lamp life #23757158
       Value: 3000 h
       
   15. Create: Lamp life in eco mode #23757159
       Value: 4000 h
       
   16. Create: Number of lamps #23757160
       Value: 1
       
   17. Create: Power of each lamp #23757161
       Value: 189 W
       
   18. Create: Min. projection distance #23757162
       Value: 12 m
       
   19. Create: Max. projection distance #23757163
       Value: 1.13 m
       
   20. Create: Min. diagonal size #23757164
       Value: 0.73 m
       
   21. Create: Max. diagonal size #23757165
       Value: 7.62 m
       
   22. Create: Min. ratio of distance to image size #23757166
       Value: 1.86
       
   23. Create: Max. ratio of distance to image size #23757167
       Value: 2.04
       
   24. Create: Min. horizontal frequency #23757168
       Value: 30 kHz
       
   25. Create: Max. line frequency #23757169
       Value: 100 kHz
       
   26. Create: Min. vertical frequency #23757170
       Value: 50 Hz
       
   27. Create: Max. frame frequency #23757171
       Value: 120 Hz
       
   28. Create: Zoom optical #23757172
       Value: 1.1
       
   29. Create: Zoom digital #23757173
       Value: 2
       
   30. Create: Aperture number F, min #23757174
       Value: 2.56
       
   31. Create: F-number F, max #23757175
       Value: 2.8
       
   32. Create: Focal length min. #23757176
       Value: 21 mm
       
   33. Create: Focal length max. #23757177
       Value: 23 mm
       
   34. Create: Contrast #23757178
       Value: 3000:1
       
   35. Create: Light flow #23757179
       Value: 2500 lm
       
   36. Create: Luminous flux in economy mode #23757180
       Value: 2000 lm
       
   37. Create: Keystone correction type #23757181
       Value: Vertical
       
   38. Create: Connectors and interfaces #23757182
       Value: RS-232, USB Type-B, VGA input, composite video input, component video input
       
   39. Create: Number of built-in speakers #23757183
       Value: 1
       
   40. Create: Power per speaker #23757184
       Value: 2 W
       
   41. Create: Noise level #23757185
       Value: 31 dB
       
   42. Create: Depth #23757186
       Value: 225 mm
       
   43. Create: Weight #23757187
       Value: 2.3 kg
       
   44. Create: Image #20903736
       URL: https://avatars.mds.yandex.net/get-mpic/96484/img_id1105585060554104695/orig
       
   45. Create: Preview image #20903737
       URL: https://avatars.mds.yandex.net/get-mpic/96484/img_id1105585060554104695/orig
       
2. Donny Darko 27 April 2023 23:09:48
   Name: Acer X1237; Catalog: Multimedia projectors