[hpsdr] Mercury SSB Phase Noise Testing

Marco IK1ODO ik1odo at spin-it.com
Mon Oct 26 13:46:15 PDT 2009


At 21.34 26/10/2009, you wrote:
>***** High Performance Software Defined Radio Discussion List *****
>
>I am setting up a HP 10544A Crystal Oscillator at 10 MHz, the specs on
>it are -115dBc/Hz at 10 Hz offset (max) and -130 dBc/Hz at 10 KHz
>offset (max). That should work better?
>
>Ron, W9KFB
>Indianapolis

Ron, see my data in http://www.spinelectronics.eu/ftp/HPSDR_PN.pdf - 
you need -150 dBc at 10 kHz.
The HP 10811A worst case specs are far from the typical data; the 
10544A should be similar to the 10811A, but I don't have the data on hand.

73 - Marco IK1ODO



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