"Johann Klammer" wrote in message
...
On 06/07/2016 08:58 PM, Ian Field wrote:
Does anyone know how much ripple/spike amplitude is acceptable on the
outputs?

Thanks for any help.
http://formfactors.org/developer/specs/Power_Supply_Design_Guide_Desktop_Platform_Rev_1_2 .pdf(page23)
https://en.wikipedia.org/wiki/ATX

Thanks - the first link gave a 404, the Wiki page had the info.