<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">And again.<div><br></div><div><img height="982" width="793" apple-width="yes" apple-height="yes" id="ca77a269-abd9-4345-b39e-55ebe3f0594e" src="cid:D66A29C9-64BC-4593-BC9F-2B9F513C3369"><br><div apple-content-edited="true"><br>Best,<br>Park<br><br>C. Park Seward<br>Cell: 818-535-2747<br>Home: 541-476-6657<br>2" Quad and 1" "C" transfers<br>The Transfer Lab at Video Park<br>Visit us: <a href="http://www.videopark.com">http://www.videopark.com</a><br><br><br></div><br><div><div>On May 31, 2012, at 10:11 PM, Roger Brett wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div>Hi,<br>Does anyone have info regarding air system requirements for the typical Ampex VR series quad machine? I'm planning the air supply system for one fairly soon.<br><br>It's been quite a while since I maintained one of these, and I don't seem to have this data on file.<br><br>I don't have physical access to the unit yet, but besides the air bearings on the head, I believe it has a venturi system to generate vacuum for the guide. This aspect would of course increase the flow requirements.<br><br>Data I'm trying to get:<br><br>- Max (worst case) CFM of airflow needed for bearings and venturi combined<br>- Nominal air pressure needed at the head bearings for proper operation<br><br>Any help would be appreciated!<br><br>Thanks,<br><br>Roger Brett<br><br>Please trim posts to relevant info when replying.<br><br>Change subject to reflect thread direction. Thanks.<br>_______________________________________________<br><br>Send QuadList list posts to <a href="mailto:QuadList@quadvideotapegroup.com">QuadList@quadvideotapegroup.com</a><br>Your subscribe, unsubscribe and digest options are here:<br><a href="http://mail.quadvideotapegroup.com/mailman/listinfo/quadlist_quadvideotapegroup.com">http://mail.quadvideotapegroup.com/mailman/listinfo/quadlist_quadvideotapegroup.com</a><br><br></div></blockquote></div><br></div></body></html>