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Old 31-08-2008, 07:55 PM
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kinetic (Steve)
ATMer and Saganist

kinetic is offline
 
Join Date: Jun 2008
Location: Adelaide S.A.
Posts: 2,293
Quote:
Originally Posted by bojan View Post
Any Bartelised scopes out there?
There may be plenty of tricks and solutions to be shared....
Hi Bojan, fellow Bartelisers

I Bartelised my homemade GEM ages ago but it is always a work
in progress.
Originally it was on an old 486 machine but has run for about 10
years on an old Compaq P120 (original HD still going strong).

I can vouch for the stalling on high slew speeds.
As mentioned , I tweaked Ramp up and Down settings until
there was a stall, then backed off a little.
I made the whole sytem from the ground up, adding remote
control over fibre from inside my house. ( I do fibre for a living).

My steppers run are 12v and 15v for RA and Dec respectively but run
on 24v with inline resistors for smoother steps.
I can post my Config.dat file if you like, to compare settings.
Also, the Scope-drive forum on Yahoogroups is a goldmine.
Many very smart Bartelisers out there with answers.
Mel himself is always quick to answer also.

Some key parts of the setup in the pic attached.

regards,
Steve B.
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