pski;688151 Wrote: > I did this test on my recent ScanSpeak build and the pink noise raising > 71db, there was a jump from 84 to 88db at 35hz. Madisound had said Bass > Box 6 Pro predicted an F3 of 35.5hz. I guess the ScanSpeak specs are > fairly accurate. > > Interestingly (it can only be environmental) the speakers gained a > db/hz from 10-17hz (83db to 89db) and then retreated back to 84db at > 24hz where it stayed until 35hz. I think basically represents the > source (SBR) coming out of the basement to reasonable frequencies. > > The measures were done with the SBR volume at 100% and attached to an > Adcom GFP-565. > > p SPL meters are good as on overall guide. But bear in mind the SPL meter measures the total SPL, not the SPL at the frequency you happen to be interested in. For example, for a 10Hz input tone there will be a lot of distortion output so the measurement isn't just for the 10Hz fundamental... Darren
-- darrenyeats http://www.amazon.co.uk/gp/richpub/listmania/byauthor/A3H57URKQB8AQO/ref=cm_pdp_content_listmania/203-7606506-5721503. SB Touch ------------------------------------------------------------------------ darrenyeats's Profile: http://forums.slimdevices.com/member.php?userid=10799 View this thread: http://forums.slimdevices.com/showthread.php?t=93382 _______________________________________________ audiophiles mailing list [email protected] http://lists.slimdevices.com/mailman/listinfo/audiophiles
