I suspect Fischer Custom Communications makes that current probe. Their 
website is:

http://www.fischercc.com

Doug

Richard Marshall wrote:

>Re;  "  Folks,  in the CISPR 15 loop antenna there is a current probe
>specified. Can
>anyone direct me to a source please? I'm struggling.  Thanks,  Derek Walton
>L F Research"
>
>There are adequate specification details in CISPR16-1-4 Annexe C, but no
>design info. there.
>
>I reckon that this "current probe" is a toroidal ferrite current transformer
>with a load resistor and possibly a calibration tweaking resistor.
>
>My company has made generally similar (but usually split-core) devices for
>other EMC applications and will be happy to design/make/calibrate a special
>for you if you cannot find an off-the-shelf item.
>
>Richard
>Richard Marshall Limited, The Dappled House
>30 Ox Lane, Harpenden, Herts. AL5 4HE,  UK
>
>Phone:      +44 (0)1582 460815
>Email:         [email protected]
>Website:    www.design-emc.co.uk
>
>-
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    ___          _            Doug Smith
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