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skybadger

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Everything posted by skybadger

  1. I have a similar problem emerging on my eq8. I'll be removing the backlash through worm adjustment but could do with advice on how to ensure even friction through the whole revolution, unless it's just to run fast unclutched for a couple of revs and maybe watch the current.
  2. For archery we all use day tents that pop up from small Bags to a 10 foot square . They are just right to lift off scopes and stand 6 foot tall. Next time I'm at a starparty, that will be what I'm using.
  3. That may be true and is the way mine is setup but the OP was not planning to use the tmcxxxx drivers due to them needing the spi bus wiring up.
  4. I didn't know that nor had found by searching. Thanks.
  5. Many thanks, it's often I find the details I need here rather than on the manufacturer's pages.
  6. Voyager will also monitor a safe file, so if you can write something to monitor the weather station and apply some logic as to when you're prepared to write 'safe' to the file, it's workable.
  7. I think you are asking a lot from those steppers to drive much at 1/32 step or more. I ran mine at 24v for a while to see if they could get past the base stiction and get up to to speedbut you can of course start coarse and go fine later by simple reprogramming.
  8. Could you post here please for everybody else ?
  9. They are standard pitch 2.54 mm and yes the du pont jumper cables will fit.
  10. Just make sure that you get the right stepper drivers , don't get the tmcxxxx ones, you'll need to solder. The wiki pages lay out the driver modules you can use. Also you can misalign the R2 and CNC boards by 2 pins, just align the PCBs though and you're fine.
  11. I'd recommend onstep on a CNC v3 hat attached to a wemos R2, about 15£ and no soldering. I have two of these, on for a skytee and a more powerful stepper version for a dob.
  12. I'd be surprised if it really is an issue. All my Casses need a lot of back focus for terrestrial use. The only one that does not is the vixen 110 which uses a moving mirror arrangement.
  13. First time I've heard of an interference eliminator. Is that the same thing as a tilter ? In which case the spacing isn't important, just the alignment. Have you a link to this device ¿
  14. The reason for such thick grease is high friction between worm and wheel means the grease has to be thick to be retained against the high forces. That it also makes the motion smooth and fills inaccuracies is just a bonus. Similarly thick grease is hard to find. A machinist friend of mine recommended tallow. It's hardly high revs.
  15. Change the driver in the telescope connection menu to device hub from POTH. Setup device hub in the device hub app to use your telescope. The advantage is that device hub is supported, POTH is no longer. Try the ascom groups.io page for further help... or pm me,I use CdC too.
  16. Use the chooser and select or rather deselect logging on the tools menu.
  17. Hi Han, thanks for all your hard work. I'm starting to use ASTAP instead of maxim to do my stacking because I'm trying to debug where my image calibration is going wrong. I find the log information really useful. And now that you seem to be configuring it to select the most appropriate flat/dark based on date and filter& exposure, the functionality is at parity with my version of maxim at least. Cheers!
  18. Ooh. Ive seen that before but it would save me time if it worked. AI cloud detection is a faff.
  19. The silica gel I use recommends 10mins on defrost to regain their potency, proportional to weight. One good practise is to do this all at arms length due to all the dust you shed just living. Long hours in the clean air bench taught me that .
  20. I tried that but found it fuzzed the image . I'll try. It again
  21. It's easier than that. The scopes go wherever the dovetail clamps can be/need to be located on the triple bar. Move the bar as a single unit to balance the whole setup . I let off the clamps a touch and use a long g clamp to move the triple bar in its dovetail the small distance required. Clamp up, Spin to check balance and repeat.
  22. I have a large asymmetric dual setup. While I can only echo rusted regarding a careful 3d balancing with the kit in place you use, I would recommend three side by side as you mention since they are all reasonably small and putting one on the central axis is the best place for it. The hardest part might be sourcing the long cross-dovetail for the vixen clamps. They come up to 14" typically, is that enough ? Also, how are you planning to co-align them ?
  23. Just be aware that you probably need either an ERF or other pre-filter to protect the quark as you go above 80mm. Mine self-heats on the 80mm even with an IR cut pre-filter which takes me off band.
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