[Elecraft] K3XREF Question

[Stewart Bryant]

...remembering the advice about voltage levels.

As far as I can see you can either use the ext ref continuously
(which was my plan) or you can use it as a very handy way
of re-calibrating the internal reference from time to time.

- Stewart/G3YSX



On 13/02/2013 13:16, Don Wilhelm wrote:
> Bob,
>
> You can use a 10 MHz Rubidium standard, or for even more accuracy, the
> Trimble Thunderbolt.
> The Thunderbolt requires a GPS antenna.
>
> 73,
> Don W3FPR
>
> On 2/13/2013 7:55 AM, KD7YZ Bob wrote:
>> Howdy K3' people:
>>
>> I have the K3XREF board and would like to get a device to use with it.
>>
>> What is suggested? And what external antenna goes with it?
>>
>>
>> thanks
>>
>>
>>
>
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