[time-nuts] C-Max Receiver Experiment

David J Taylor david-taylor at blueyonder.co.uk
Mon Oct 31 07:23:09 UTC 2011

From: "Hal Murray" <>
>> It would be interesting to know what the analogue signal looks like, as
>> many pieces of electrical and electronic equipment can radiate
>> significantly on those frequencies.
> 60 KHz, AM Modulated, low bandwidth.  Google will find the details at 
> NIST's
> web site.
> Likely sources of interference are displays and switching power 
> supplies.
> I think most modern switching supplies are now higher frequency.  Beware 
> of
> fluorescent lights.  5 or 10 years ago, the ones in the lab where I 
> worked
> were roughly 50 KHz.

Thanks, Hal.  I know what the signal /should/ look like - I was thinking 
more of how it /actually/ appeared with Justin's setup, i.e. how much 
interference there actually was.

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Email:  david-taylor at blueyonder.co.uk 

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