Image:Mercury Arc Valve, Radisson Converter Station, Gillam MB.jpg

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Description

One of the English Electric mercury arc valves used to convert electricity from alternating current to direct current at the Manitoba Hydro Radisson Converter Station in Gillam, Manitoba. As of 2004, all of the mercury arc valves have been replaced with thyristors.
Source
Date

Photo taken August 2003
Author

User:UMwoodr0
Permission

see below
Creative Commons License
Creative Commons Share Alike icon		 This file is licensed under Creative Commons ShareAlike 1.0 License


[edit] Original authors

This image was moved to Commons by de:User:Luxo (here: Luxo) with the tool CommonismNow.

  • Source: en.wikipedia.org
  • Image contributor(s): UMwoodr0
    • 2005-08-25T04:30:09Z UTC UMwoodr0 1536x2048 (1197970 bytes) One of the [[Mercury Arc Valve|mercury arc valves]] formerly used to convert electricity from alternating current to direct current at the [[Manitoba Hydro]] Radisson Converter Station in [[Gillam, Manitoba]]. {{cc-sa}}

The following pages on the English Wikipedia link to this file (pages on other projects are not listed):

Metadata

This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified image.

Camera manufacturer Canon
Camera model Canon PowerShot S30
Orientation Normal
Horizontal resolution 180 dpi
Vertical resolution 180 dpi
Software used QuickTime 6.3
File change date and time 17:01, 20 August 2003
Y and C positioning 1
Exposure time 1/8 sec (0.125)
F-number f/2.8
Exif version 2.1
Date and time of data generation 03:46, 20 August 2003
Date and time of digitizing 03:46, 20 August 2003
Image compression mode 5
Shutter speed 3
Aperture 2.96875
Exposure bias 0
Maximum land aperture 2.9708557128906
Metering mode Pattern
Flash 16
Lens focal length 7.09375 mm
Color space sRGB
Focal plane X resolution 7366.9064748201
Focal plane Y resolution 7349.2822966507
Focal plane resolution unit inches
Sensing method One-chip color area sensor
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