pentode
pentode · pentodes
A thermionic valve similar to a tetrode with the addition of a third grid, the…A thermionic valve similar to a tetrode with the addition of a third grid, the suppressor grid to reduce the secondary emission effect; was/is used in high quality audio and radio products.
UK/ˈpɛn.təʊd/US/ˈpɛnˌtoʊd/
Meaning
1 sensesA thermionic valve similar to a tetrode with the addition of a third grid, the suppressor grid to reduce the secondary emission effect; was/is used in high quality audio and radio products.
More definitions
- a thermionic tube having five electrodes
Origin
From pent- + -ode.From pent- + -ode.
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Forms
plural: pentodesWord family
1 related wordsDerivedphotopentode