Magnetron mode detector
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United States of America Patent
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-
Mar 12, 1985
Grant Date -
N/A
app pub date -
Sep 7, 1982
filing date -
Sep 7, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A mode detector for microwave oven magnetrons is disclosed including means for sensing interruption of anode current and providing a discrete indication thereof. An alternative embodiment discloses means to count the number of such interruptions. A method of detecting incipient failure of the magnetron is disclosed wherein the discrete output of a mode detector is observed and a determination is made that an incipient failure exists when the mode detector output frequency exceeds a predetermined limit.
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