<p><a href="http://www.amazon.co.uk/gp/aw/d/B003LKG2VC?pd=1&qid=1351204489&sr=8-2-spell">http://www.amazon.co.uk/gp/aw/d/B003LKG2VC?pd=1&qid=1351204489&sr=8-2-spell</a></p>
<p>I have one of these. When the fe shuts down the monitor amp ans speakers have power disconnected. It works very well. It works by looking at power usage if the feel to determine whether it is on or off.</p>
<p>R</p>
<p>Please excuse brevity and pistakes as this email was composed on a mobile phone.<br>
Best regards,<br>
Richard </p>