http://stravaiger.com/blog/tags/rab-quantum/ Recent content in Rab Quantum on eBothy Blog Hugo en-us Thu, 11 Jun 2009 00:00:00 +0000 http://stravaiger.com/blog/2009/06/11/bag-quandary-rab-or-cumulus/ Thu, 11 Jun 2009 00:00:00 +0000 http://stravaiger.com/blog/2009/06/11/bag-quandary-rab-or-cumulus/ <p>So after much <a title="Replacing the Buffalo Bag" href="http://stravaiger.com/blog/2009/06/04/replacing-the-buffalo-bag">deliberation</a>, it&rsquo;s come down to two choices. <a title="Cumulus" href="http://www.cumulus-sleepingbags.co.uk/CumulusQuantumSleepingBags.htm">Cumulus Quantum 200</a> or <a title="rab quantum" href="http://www.rab.uk.com/equipment/sleeping_bags">Rab Quantum 250</a>. Side by side they are:</p> <table border="0"> <tbody> <tr> <th>Bag</th> <th>Weight</th> <th>Weight of down</th> <th>Fill power</th> <th>Fill volume</th> <th>Temp</th> <th>Price</th> </tr> <tr> <td>Cumulus</td> <td>495g</td> <td>200g</td> <td>870</td> <td>5800</td> <td>0</td> <td>180-190</td> </tr> <tr> <td>Rab</td> <td>650g</td> <td>250g</td> <td>750+</td> <td>6250</td> <td>0, -2</td> <td>190</td> </tr> </tbody></table> The fill volume is a measure of how much the down lofts, which gives it its insulating power and is calculated thus: <p>(weight of down / 30) x fill power</p>