| 摘要 |
<p>The present invention provides an initiator firing circuit comprising a storage device (12) for storing firing energy for an initiation element (14), a voltage regulator (23) connected to the storage device (12), switching circuitry (20) connected to the storage device (12) for controlling the release of energy from the storage device (12), an initiation element (14) connected to the switching circuitry (20), and a 555 timer IC (26) configured for monostable operation and a RC circuit associated therewith for determining the duration of the monostable output signal, the RC circuit comprising a fixed capacitor (36) and a programmable potentiometer (24).</p> |
