Hi -- bought this at Costco of all places and was requesting some input on buying a 12V power supply ( and appropriate connector ) for the Autostar drive. I...
Vikas, You can't "overamp" something with a battery. The autostar and the motors will only pull the amperage they need and no more. In a short circuit they...
... As Jerry posted, what matters in this case is the voltage, not the amperage. Think of it as a water glass... just because the glass is full doesn't mean...
Please come join us this Thursday at 7pm for a training seminar on how to repair stars in Photoshop. This class will be taught by Matt Taylor. One of the...
... Vikas, I have a couple of issues with this mount. First DO NOT overtighten the Dec clutch knob or attempt to move the tube manually with the dec clutch...
Hello dear friends, I'm new in this group and I dont know anything about wt it is about! :D But the most intresting thing for me is the name of this group that...
I have a question about tracking with the 4504. I haven't used mine in a couple years and never really had much success. I plan to take pics of the eclipse and...
Hi, I have just picked up a secondhand 4505. It has a few problems most of which I can resolve however there seems to be a problem with the Starfinder control....
... I have never heard of a fully-successful reload of a Starfinder (or its duplicate: the 494 Autostar). Here's an example of an -attempt-, but he solved his...
Does anyone know if it is possible to use a 1.25" 2x barlow lens with the 4504 scope using the adaptor? I'm not sure how whether the lens has to slide into the...
... If you have the 1.25" adapter in your 4504, a 1.25" barlow will sit in it nicely. Then the regular 1.25" eyepiece sits in the barlow. No modifications to...
... Re-reading the as494 page, i see that he -really- only affected the on-chip EPROM of the 68hc11 itself. He never did manage to write to the FlashRam. I...
... <jorike40@> ... there ... Starfinder ... Thanks again, He was suggesting that the corrupt eeprom data was causing the microcontroller to malfunction and...
... Er... where it can focus? I've never had a problem just dropping my shorty Barlow (which i have since i have an ETX90) into the hole on a 4504, and then ...
... wrote: ... It could simply be that your -display module- has a bad connection between the Starfinder's circuit card and the module. It uses a "zero...
Hello dear friends, My name is Miguel Claro, i am from Portugal, i am an amateur astronomer and my web site is: http://astrosurf.com/astroarte i would like to...
... I'm not exactly sure what you mean. I have the adaptor from Meade and i use an aftermarket 2x barlow lens with no problem. As long as your eyepiece is...
HI My battery pack is slowly falling apart - i think the plastic has reached the end of its useful life and wrapping it in duck tape and bits of wood was not...
Yes that would work fine. The main thing you need to have is a regulated 12 to 15V. This means that the voltage will not drop below 12V no matter what the ...
Hi I have an adjustable camera adapter, pretty much the same as this one: http://www.scsastro.co.uk/it240006.htm I have put in an eyepiece, then attached a...
... theLang=001lngdef&pointerid=5E7CE832951F4C42B3AEEA5453C81664&action=lnk ... The 15V on the motor input is a nominal voltage. Most motors will work over a...
So here is the deal. A friend gave this to me about 6 months ago and it has sat. I asked him how to use it and he had never used it. His cousin who gave it to...
... work over a pretty wide ... voltage specification. With ... than too low a voltage as ... AA batteries giving 12V, ... the batteries are new ... can't...
... One thing you can do to try and bring the focus out further is use a Barlow lens in front of the adapter, then try it both with and without an eyepiece....
I suspect a lot of these scopes never saw much use beyond an evening or two of trying to figure them out, and it's too bad. We were given our 4504 by my...
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