taxonomy/term/7 high voltage equipment en HVctrl <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><p>HV controler card is CERN-made VME cart described by EDA-01209-V2. It contains DAC and ADC.</p> <ul><li>ADCs are 12 Bits Analog Device AD7938BSU-6 clocked at 12MHz</li> </ul><p>The card is giving problems when switching from PPC to Linux CPU (see <a href="https://test-static-01.web.cern.ch/HVinvestigationBogna">Bogna's presentation</a>)</p> <p>Analyzing the communictaion on the VME bus showed that the hardware has limitations, which the control software cannot fully compensate (see <a href="node/199074" id="Oliver's presentation" name="Oliver's presentation">node/199074</a>). Therefore a redesign of the HV control card has been started.</p> </div></div></div><div class="field field-name-field-image field-type-image field-label-above"><div class="field-label">Image:&nbsp;</div><div class="field-items"><div class="field-item even"><img typeof="foaf:Image" src="sites/test-static-01.web.cern.ch/files/PICT0005small.jpg" width="1024" height="768" alt="" title="Photo of the first version of the card, by Jan Koopman" /></div></div></div><div class="field field-name-field-hardware field-type-taxonomy-term-reference field-label-above"><div class="field-label">Hardware:&nbsp;</div><div class="field-items"><div class="field-item even"><a href="/taxonomy/term/7" typeof="skos:Concept" property="rdfs:label skos:prefLabel" datatype="">high voltage</a></div></div></div> Thu, 18 Apr 2013 09:45:04 +0000 Mariusz Sapinski (sapinski) 37 at http://test-static-01.web.cern.ch HVctrl#comments node/10 <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><p>HV power supply is an in-house construction (J. Koopman) providing HV up to 12 kV.</p> </div></div></div><div class="field field-name-field-image field-type-image field-label-above"><div class="field-label">Image:&nbsp;</div><div class="field-items"><div class="field-item even"><img typeof="foaf:Image" src="sites/test-static-01.web.cern.ch/files/default_images/Koala.jpg" alt="" /></div></div></div><div class="field field-name-field-tag field-type-taxonomy-term-reference field-label-above"><div class="field-label">tag:&nbsp;</div><div class="field-items"><div class="field-item even"><a href="/taxonomy/term/7" typeof="skos:Concept" property="rdfs:label skos:prefLabel" datatype="">high voltage</a></div></div></div><div class="field field-name-field-hardware field-type-taxonomy-term-reference field-label-above"><div class="field-label">Hardware:&nbsp;</div><div class="field-items"><div class="field-item even"><a href="/taxonomy/term/7" typeof="skos:Concept" property="rdfs:label skos:prefLabel" datatype="">high voltage</a></div></div></div> Mon, 01 Oct 2012 12:15:06 +0000 Mariusz Sapinski (sapinski) 10 at http://test-static-01.web.cern.ch node/10#comments