Welcome to the 1520 Perfect Dictionary
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| Tetrode | |
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| TETRODE Definition: (electricity) A four-electrode electron tube containing an anode, a cathode, a control grid and a screen grid. ____________________________________ See perfect tube (1). See perfect form (1). See perfect part (5). See perfect number (4). See perfect component (1). See perfect characteristic (1). See perfect object (1). See perfect particularity (1). See perfect equipment (1). | |
1520 Products |
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1520 Products was established in 2005 with the purpose of entertaining and teaching us on key and important aspects of life (such as marriage, sex, etc) through the playing of games which will allow us to laugh but at the same time pass a message of what is the right or ideal way. |
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 1520 Sex Game |
 1520 Puzzles |
 1520 Marriage Game |