With no frequency or sound card calibration this is what I have now at 2340UT: -------------- next part -------------- A non-text attachment was scrubbed... Name: 153khz.jpg Type: image/jpeg Size: 10932 bytes Desc: not available URL: <http://mailman.qth.net/pipermail/lowfer/attachments/20150403/004e3d9b/attachment.jpg>