[time-nuts] Oncore, Trimble Antennae

Brian Kirby kirbybq at bellsouth.net
Wed Oct 22 05:46:10 UTC 2008

All the antenna's I have played with have been +5 volts for power.  Is 
anyone aware of any other voltages ?  (I know Garmin used +3V for some)

Matthew Smith wrote:
> Quoth Chuck Harris at 2008-10-22 15:01...
>>> I'd be interested to know if any antennas are in fact the other
>>> way around. Never even considered that.
>> It would have been fairly trivial for them to put a bridge rectifier
>> before the amplifier's power stuff, allowing for either polarity.
>> I always try to do that kind of thing (when I can) in my designs...
>> I wonder if they did?
> What, and use an extra component?  The accountants would never allow it!
> M

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