I used a nibbling tool to cut out all the metal in the enclosure in the direct path of the fan. One big octagonal hole instead of many small ones. Reduced noise a great deal. Also tried removing the filter. Absolutely no effect.
Carl WC0V Dave WO2X wrote: >Hi All, > >Picked up an SDR-1000 for some experimenting and notice the intake fan is very >loud. > >I remember reading about someone who modified the case to cut the metal and >plastic from in front of the fan to improve air flow and reduce noise. I've >tried to do a search but cannot find the original thread. > >Can anyone provide input on this mod or other fan mods which would quiet down >the fan? > >Thanks, >Dave >wo2x >_______________________________________________ >FlexRadio Systems Mailing List >FlexRadio@flex-radio.biz >http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz >Archives: http://www.mail-archive.com/flexradio%40flex-radio.biz/ >Knowledge Base: http://kb.flex-radio.com/ Homepage: http://www.flex-radio.com/ > > > > _______________________________________________ FlexRadio Systems Mailing List FlexRadio@flex-radio.biz http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz Archives: http://www.mail-archive.com/flexradio%40flex-radio.biz/ Knowledge Base: http://kb.flex-radio.com/ Homepage: http://www.flex-radio.com/
