[time-nuts] What's "dBic" on GPS antenna gain figures?

David Bobbett d.bobbett at tiscali.co.uk
Thu Nov 3 14:13:10 UTC 2011


So its just 'dB' relative to a circular polarised isotropic radiator - 
never knew that before!


On 03/11/2011 13:18, Chuck Harris wrote:
> Here, try this link:
>
> <http://lmgtfy.com/?q=dbic+gain+definition>
>
> -Chuck Harris
>
> David Kirkby wrote:
>> I've noticed a few GPS antennas give a gain in units of dBic.
>>
>> http://www.maxtena.com/datasheets/m1227hct-a-sma.pdf
>>
>> Does anyone know what this means? I've come across dBi  and dBd, but
>> never dBic.
>>
>> Dave
>>
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