| 摘要 |
PCT No. PCT/FR90/00058 Sec. 371 Date Oct. 18, 1990 Sec. 102(e) Date Oct. 18, 1990 PCT Filed Jan. 26, 1990 PCT Pub. No. WO90/09088 PCT Pub. Date Aug. 9, 1990.A light source having two potential terminals, a transformer coil having a primary incorporating two windings and a secondary transistor, the first potential terminal being connected to the first winding of the primary, which is connected to the base of the transistor, the collector of which is connected to the second winding of the second terminal, a load capacitor connecting the second winding to the second terminal, a potentiometer connecting the first terminal to the capacitor at the common point between the capacitor and the second winding, a sealed chamber incorporating two electrodes containing a gas, these two electrodes being connected to the winding of the secondary. The invention is advantageously applied in illumination of any type, in industry, advertising, domestic equipment, etc.
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