English Wikipedia has an article on: <span class="searchmatch">pentagrid</span> <span class="searchmatch">converter</span> Wikipedia <span class="searchmatch">pentagrid</span> <span class="searchmatch">converter</span> A compound thermionic valve used in superheterodyne radio receivers...
penta- + grid. <span class="searchmatch">pentagrid</span> (plural <span class="searchmatch">pentagrids</span>) (mathematics) A tiling of the hyperbolic plane with regular pentagons <span class="searchmatch">pentagrid</span> <span class="searchmatch">converter</span> departing, petarding...
digital <span class="searchmatch">converter</span> box digital-to-analog <span class="searchmatch">converter</span> ferroelectric <span class="searchmatch">converter</span> ink <span class="searchmatch">converter</span> interconverter maniverter nanoconverter nonconverter <span class="searchmatch">pentagrid</span> converter...
-ɛksəʊd hexode (plural hexodes) a thermionic valve containing two triodes; was used in superheterodyne radio receivers Translations <span class="searchmatch">pentagrid</span> <span class="searchmatch">converter</span>...
heptodes) A compound thermionic valve containing a triode and tetrode; was used in superheterodyne radio receivers. Translations <span class="searchmatch">pentagrid</span> <span class="searchmatch">converter</span>...