[time-nuts] Acitve GPS antenna biasing

[Bruce Griffiths]

Said

You mean as in figure 31 on page 40 of
http://www.u-blox.com/images/downloads/Product_Docs/LEA-5_NEO-5_TIM-5H_HardwareIntegrationManual(GPS.G5-MS5-09027).pdf
<http://www.u-blox.com/images/downloads/Product_Docs/LEA-5_NEO-5_TIM-5H_HardwareIntegrationManual%28GPS.G5-MS5-09027%29.pdf>

The only one for which a nondisclosure agreement isn't required.
thats fine for a narrow band solution.
If one also wished to receive L2, L5 etc it wont be optimal.


Bruce

SAIDJACK at aol.com wrote:
> Hi Bruce,
>  
> in response to the active antenna biasing discussion we had a couple of  
> days ago: there is a good reference I ran across with inductor part number,  
> schematic, and layout in the uBlox literature (hardware reference manuals)  
> on the uBlox website. They use a single Murata inductor for GPS  antenna 
> biasing.
>  
> bye,
> Said
>  
>  
> In a message dated 10/8/2009 18:30:16 Pacific Daylight Time,  
> sar10538 at gmail.com writes:
>
> Actually, the water goes down the plug hole the correct way here  in
> NZ, as do hurricanes rotate and the moon is the right way up.  Anyone
> claiming otherwise must be upside  down.
>
> :-)
>
> Cheers,
> Steve
>
> 2009/10/8 Jim Palfreyman  <jim77742 at gmail.com>:
>   
>> Now I have an enourmous respect for Murray  - one of the cleverest
>> people I know, but this time he has shot  himself in the foot.
>>
>> The water does not go down the plug hole  differently - that is an
>> urban legend. Any difference in direction in  a household sink has more
>> to do with residual circular motion in the  bowl rather than the
>> coriolis effect.
>>
>> Also, we call  hurricanes cyclones. They rotate clockwise which is
>> opposite to what  North Americans see in their hurricanes. So
>> technically hurricanes  don't rotate the other way here - because we
>> don't have  them.
>>
>> :-) :-) :-)
>>
>>
>>
>> 2009/10/8  Murray Greenman <Murray.Greenman at rakon.com>:
>>     
>>> Think about  it...  no it doesn't. Just takes a while to get used to the
>>>  sun being on the wrong side and the moon being upside down (think  about
>>> that one!). And yes, the water goes down the plug hole the  other way,
>>> and hurricanes rotate the other  way.
>>>
>>> However, here in New Zealand we are currently 13  hours ahead of UTC, so
>>> well ahead of the rest of the  world!
>>>
>>> Murray
>>>
>>>
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>   
http://www.u-blox.com/images/downloads/Product_Docs/LEA-5_NEO-5_TIM-5H_HardwareIntegrationManual(GPS.G5-MS5-09027).pdf