[simpits-tech] 0..5VDC DAC output...

Gene Buckle geneb at deltasoft.com
Fri Aug 13 22:03:44 PDT 2010


On Fri, 13 Aug 2010, David C. Allen wrote:

> At 02:44 PM 8/13/2010 -0700, you wrote:
>> On Fri, 13 Aug 2010, David C. Allen wrote:
>>
>>> At 02:29 PM 8/13/2010 -0700, you wrote:
>>>> On Fri, 13 Aug 2010, David C. Allen wrote:
>>>>
>>>>> At 02:00 PM 8/13/2010 -0700, you wrote:
>>>>>> On Fri, 13 Aug 2010, David C. Allen wrote:
>>>>>>
>>>>>>>
>>>>>>>>  David, what you driving that requires such a tiny current draw?
>>>>>>>> g.
>>>>>>>
>>>>>>> d'Arsonval type analog meter movements
>>>>>>>
>>>>>> Ahh, glideslope needles and INOP flags, etc?
>>>>>
>>>>> I am actually driving the 2" instruments, like Fuel Temp, Oil
>>>>> Pressure etc. I converted all the 2" instruments to  0-5vdc
>>>>>
>>>> Did you rebuild them to use those movements?  I've got 10 brand new
>>>> air-core motors that I'm going to be using in the F-15.
>>>
>>> I found a common Lewis 2" instrument, that was easy to convert to 0-5vdc.
>>> Then I removed the dial faces from the original 737 Lewis 2"
>>> instruments and placed them on the converted common Lewis 2" instruments.
>>
>> Ahh, there you go.  What kind of rotation are you getting out of them?
>> (degrees)
>
> Full scale just like the original Lewis instruments
>
So 360 degrees or less?  What was the cost on them?

g.

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