a thermionic valve similar to a triode with the addition of a screen grid to protect the control grid English -
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Inglisetetrode
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Inglisea thermionic valve similar to a triode with the addition of a screen grid to protect the control grid
English translator: Estonian a thermionic valve similar to a triode with the addition of a screen grid to protect the control grid Eesti sõnaraamat Español Traductor Svenska Översättare