[time-nuts] WTB: GPSDO

Nick Sayer nsayer at kfu.com
Thu Mar 23 10:36:23 EDT 2017

The splitters I’m using do have a 200Ω load on them. I know this because PA6H modules recognize an external antenna and use it.

> On Mar 22, 2017, at 3:20 PM, Chris Caudle <chris at chriscaudle.org> wrote:
> On Wed, March 22, 2017 3:52 pm, Nick Sayer via time-nuts wrote:
>> My thunderbolt *insists* on being on the DC Pass port. If you put it on a
>> DC Block port (yes, something *else* is on the DC pass port and supplying
>> DC for the antenna and splitter at the time - other connected devices work
>> just fine) it's deaf.
> You need a DC load so that the GPS receiver thinks there is an active
> antenna attached. I think that is just a quirk of the Thunderbolts, that
> rather than just flagging an alarm and continuing to run, it gives up and
> won't even try to run.
> -- 
> Chris Caudle
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