Triode Clipart:


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Radio Tube UCH4

by tomelec
2012-08-24

Radio Tube UCH4 1320

 
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0
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Tube only, please!

by boobaloo
2011-08-02

Tube only, please! 1961

 
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3
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Triode symbol

by boobaloo
2011-08-02

Triode symbol 2469

 
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1