Vertical Card Compasses do not have Whiskey
dampening, Virg
On 9/19/2015 3:47 PM, Flesner via KRnet wro
te:
> At 01:36 PM 9/19/2015, you wrote:
>> My understanding is that the intent of a (wet) compass requirement is
>> as a last resort/emergency/always available navigation tool - with the
>> fluid serving as a dampening influence compared to a dry compass with
>> no dampening. In order for any other type to qualify, there must be
>> no external power needed to make it operational. Therefore, unless one
>> of the magnetometers you have researched will always operate reliably
>> without externally supplied power, then no, I can't agree.
>> George
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