| 摘要 |
<p>The present invention relates to an off-line signal analyzer comprising a digital signal processor (8) configured to perform digital processing on a signal comprising data derived from a sensor input (1). The sensor may, for example, be an accelerometer mounted to a rolling element bearing for detecting bearing vibration. According to the invention, the analyzer comprises a digital to analogue converter (11) for supplying an analogue output, derived from the digital signal processor (8), to an analogue device such as headphones (10).</p> |
