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Picture
of constructional details of a duo-diode triode indirectly
heated tube from "Inside the vacuum tube"
by J..F. Rider 1951. A nice Windows® wallpaper
or a good picture to put near your work bench for
well impressing visitors. Click on the preferred format
to download file.
Wallpaper
1024x768 172kb
Wallpaper
800x600 138kb
Wallpaper
640x480 166kb
(few better resolution to preserve reading)
A4
Full size 1.26Mb (top
resolution)
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