| 摘要 |
<p>A circuit comprising the device which is able to condition and act upon the various forms and types of sinusoidal or quasi-sinusoidal a.c. signals and power sources with electrical pressures of up to 250 Volts applied at its input and is essential as a precursor circuit to enable those aforementioned a.c. signals and power sources combined with circuits for electric-reactively driving LED devices to operate in a practical and useful manner. Figure 1 depicts the basic circuit.</p> |
