From: Mark Gaffney <markgaffney@mac.com>

Date: December 21, 2008 1:34:35 PM MST

To: Astro_IIDC@yahoogroups.com

Subject: Re: [Astro_IIDC] Flea 2 peltier cooler etc...


Thanks Walter! They connect to the 12v, is that right? Mark

On 22/12/2008, at 5:11 AM, Walt Lickteig wrote:

Mark,


Look in the Flea2_User_Guide.pdf, there is a diagram showing the pin-out.


Walt Lickteig


On Dec 21, 2008, at 9:18 AM, Mark Gaffney wrote:

That should be part no. 232lpttl actually! The site dosen`t give much
indication to my untried eye about connecting the wires?! Mark.
On 22/12/2008, at 3:23 AM, Milton Aupperle wrote:

> Hi Mark;
>
> Glad to hear it's working for you.
>
> Your also going to have to connect up two pins (Pin 0 and Pin 1)on
> the "Rat Tail" GPIO connector for the Fleas cameras, and then check
> mark the ""Allow extended PGR cameras exposure times. " (see page 61
> of the Astro IIDC manual). That's how you can get exposures to 60
> minutes with it.
>
> Where I am now, the out door temp is -30°C or lower, so I don't need
> any active cooling at all, but I do need an electric blanket on the
> back of the LCD of the Laptop or it freezes solid and stops
> displaying.
>
> TTYL..
>
> Milton Aupperle
>
>
> On 20-Dec-08, at 11:30 PM, Mark Gaffney wrote:
>
>> Hi Milton, Thanks for your help choosing the parts for the peltier
>> cooler set-up. As you may
>> have gathered I now have the Flea 2, heatsink/fan & power source &
>> am awaiting the cooler
>> itself. I`ve posted a photo to my "set-up C9.25XLT OTA" folder in
>> photos to give you an idea
>> of the comparative size of the parts. I`ve also added a new file
>> with my latest mosaic done
>> with the Flea 2. Will maybe investigate further processing options
>> for the images. Interesting
>> that you were able to synchronise so many different nights' imaging
>> in your recent Messier
>> 52 image. I`ll hopefully soon be coping with some DSOs myself. Have
>> a nice Christmas! Mark.
>>
>>
>
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