[time-nuts] Ublox M8N - have I a XO or TCXO ?
davidwhess at gmail.com
Thu Dec 22 11:04:38 EST 2016
On Wed, 21 Dec 2016 19:29:00 +0000, you wrote:
>>>>> Can anyone comment on the following data, and whether they think the
>>>>> oscillator in "my" M8N is a XO or a TCXO ?
>Can you monitor the current draw from cold (ambient)?
>You may be able to identify the initial steady current drawn by the TCXO
>heater, then the cycling once it's hit the right temp?
>If there's no change at all in average current as it warms then it may
>not have a TCXO.
What heater? The big advantage of a TCXO (temperature compensated)
over an OCXO (oven controlled) is the lack of a heater allows low
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