File:Triode schematic with filament and cathode.svg

Size of this PNG preview of this SVG file:178 × 182 pixels.Other resolutions:235 × 240 pixels |469 × 480 pixels |751 × 768 pixels |1,001 × 1,024 pixels |2,003 × 2,048 pixels.

Original file(SVG file, nominally 178 × 182 pixels, file size: 5 KB)

This is a file from theWikimedia Commons. Information from itsdescription page there is shown below.
Commons is a freely licensed media file repository.You can help.

Summary

DescriptionTriode schematic with filament and cathode.svg	English: Schematic circuit symbol for a triode vacuum tube
Date	25 June 2013, 09:16:19
Source	Own work
Author	Chetvorno

Licensing

I, the copyright holder of this work, hereby publish it under the following license:

This file is made available under theCreative Commons CC0 1.0 Universal Public Domain Dedication.

The person who associated a work with this deed has dedicated the work to thepublic domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.

http://creativecommons.org/publicdomain/zero/1.0/deed.enCC0Creative Commons Zero, Public Domain Dedicationfalsefalse