Hi, Presently, we want to do add-in card compliance. I am new to this. for TX Compliance, we require CBB. But, i am seeing different CBB's from PCI-SIG and agilent. From PCI-SIG 1 http://www.pcisig.com/specifications/order_form/Compliance_Base_Board.JPG this has intel written on it as a manufacturer. Agilent has around 3 varieties: 2. http://prphotos.tm.agilent.com/library/pcie3_images/ a. PCI-SIG CBB3 Compliance Base Board (including riser), add-in card, and toggle circuit connection b. PCI-SIG CBB3 Compliance Base Board w/o riser assembly (TX side). c. PCI-SIG CBB3 Compliance Base Board Riser Card (RX). in more reference, CBB consists of Base board and Riser card. ------------------------------------------------------------------ To unsubscribe from si-list: si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field or to administer your membership from a web page, go to: //www.freelists.org/webpage/si-list For help: si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field List forum is accessible at: http://tech.groups.yahoo.com/group/si-list List archives are viewable at: //www.freelists.org/archives/si-list Old (prior to June 6, 2001) list archives are viewable at: http://www.qsl.net/wb6tpu