It radiated an ELECTROSTATIC field. We're talking voltage
field of 100V at 150KHz. A little 1 inch wire poked out
with 100 V on it. Current was the load of the parasitic
capacitance around 10pF. You can't even see that 10 m away
Yet, not allowed, go figure.
- Robert -
On Tue, 12 Jul 2005 05:33:29 +0100
John Woodgate <[email protected]> wrote:
> Robert A. Macy <[email protected]> wrote (in
> <[email protected]>) about 'Radiated emission
> measurement below 30MHz', on Mon, 11 Jul 2005:
> >Is this allowed?
> >
> >It was my understanding that one of my clients tried to
> get a *very* low power intentianal "radiator" [at these
> frequencies, radiator is a euphemism] through Europe and
> due to some application there, couldn't even start
> although the power could not even be measured within 10
> meters.
> > Seriously, there was NOTHING at 10 m. They saw
> "intentional radiator"
> >150KHz, and said NO.
> >
> >Did we use the wrong people?
>
> It's difficult to tell. Was 150 kHz the actual operating
> frequency or did it just emit (marginally) at that
> frequency? 150 kHz is just above the lower end of the LF
> broadcast band (lower end 148.5 kHz) and it could be
> argued that no intentional radiator can be accepted whose
> operating frequency is in a broadcast band.
> --
> Regards, John Woodgate, OOO - Own Opinions Only.
> Deadlines are 90% of deadliness.
> http://www.jmwa.demon.co.uk Also see
> http://www.isce.org.uk
>
>
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