= RETMA tube designation
{wiki=RETMA_tube_designation}
RETMA (Radio Electronics Television Manufacturers Association) tube designation is a system used to identify electron tubes, commonly known as vacuum tubes or thermionic valves, based on their characteristics and specifications. The RETMA standard was established to create a uniform way of identifying the various types of electron tubes used in electronics, particularly in radios, televisions, amplifiers, and other devices.
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