| 摘要 |
Radiofrequency device (30; 30'; 30''; 30''') controlling means for supplying at least one electrical load (14, 14') and comprising a radiofrequency unit (11) of radiofrequency signals transmitter and/or receiver type and connected by a first conductor (9b) to the AC mains (9), wherein the radiofrequency unit comprises a radiofrequency signal output and/or input (20) connected by an HF link (19) to a first terminal (21) of a tuning circuit (17; 17') of the radiofrequency device, this tuning circuit being: connected by a second terminal (22) to the first conductor, connected by a third terminal (23) to an electrical ground (GND) of the radiofrequency unit, furnished with means (L1, C1; L2, C3, C4) for blocking the conduction of radiofrequency signals on the first conductor between the second terminal and the third terminal, and traversed between the second terminal and the third terminal by the AC current (I-ACT) flowing in the first conductor and supplying said electrical load.
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