Re: [casper] SNAP Board Cooling Solution

2018-10-19 Thread Michael Inggs
Hi If you want to set up a test jig, these devices are really useful for monitoring all over a board: https://www.maximintegrated.com/en/app-notes/index.mvp/id/3892 In the long forgotten 15 m XDM of the South African KAT (it is installed at HartRAO), we used heat pipes very successfully. They

Re: [casper] SNAP Board Cooling Solution

2018-10-17 Thread Jack Hickish
Hi Jake, I don't think anyone has done quite what you're planning. In HERA we have no FPGA fans and only external airflow, but in our case we place the SNAP boards in RFI-enclosures, with the FPGA thermally coupled to the enclosure case via aluminium blocks and thermal compound. Our experience

[casper] SNAP Board Cooling Solution

2018-10-16 Thread Jake Jones
Dear All, We are exploring the possibility of mounting several SNAP boards vertically side by side in a custom rack. Ideally we want to mount them as close as feasibly possible by removing the stock fan. We plan on using only a passive heat sink and an external airflow solution. Does anyone