David Partridge is available to undertake repairs in the UK from September this year
As some of you will know I moved house earlier this year and haven't been able to take on any Gemini-1 or Gemini-2 repairs. I now expect that I will be in the position to accept work again in
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David C. Partridge
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#33804
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Re: Gemini 1 Manual control of slewing
Thanks for all your inputs. With your help I figured it out. [email protected]> wrote:
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Benjamine White
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#33803
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Re: Gemini 1 Manual control of slewing
Benjamine White, I think what you want can be done like this: to "manually" slew your mount using your hand controller, push the keypad button for the direction you want to go. Then, while holding
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macdonjh
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#33802
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Re: Gemini 1 Manual control of slewing
Per DP read section 2 about using the menus to set up the the hand controller. The Gemini 1 UI is not obviously intuitive unless you are a programmer. Pay attention to the Gemini 1 menu tree, memorize
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Chip Louie
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#33801
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Re: Gemini 1 Manual control of slewing
The speed at which the mount moves is determined by the Mode (Visual Mode, Photo Mode, All Speeds Mode) and the hand controller buttons. Download the Gemini1 Level 4 manual from
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David C. Partridge
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#33800
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Re: Portable Li power for Gemini1-G11?
Many thanks for all the comments! I¡¯ve obtained a LiFePo battery and charger and rebuilt my battery box so I¡¯m back in business. Grateful to not have to lug a massive SLA around.
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Mario Wolczko
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#33799
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Gemini 1 Manual control of slewing
Im new to the Losmandy Gemini 1 and am just learning how to use it.? The one thing I have found that I cant do is use the hand controller to manual slew my mount.? I can do an align or select an
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Benjamine White
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#33798
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Re: Portable Li power for Gemini1-G11?
The DC-DC converters are effectively a small switching power supply.? Back in the day Meade supplied a small DC-DV boost converter when the LX200 called out 18vdc.? The AC power supply was
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Michael Ben-Yehuda
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#33797
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Re: Portable Li power for Gemini1-G11?
West Mountain Radio sells battery boxes that can be customized with various switches and meters. You might find something useful there. I believe they also offer batteries but please don¡¯t hold my
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paul rapp
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#33796
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Re: Portable Li power for Gemini1-G11?
Glenn, Excellent, thank you! I was eyeing that converter but had not seen the battery box. And the battery is on sale! -Mario
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Mario Wolczko
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#33795
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Re: Portable Li power for Gemini1-G11?
I¡¯m using a DIY custom battery box from Amazon with a 12v 100ah LifePo. ?You can run a 12-19v step-up. <img src="https://i.ibb.co/sJ1JFWq/IMG-4667.jpg" alt="IMG-4667" border="0"> <img
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Glenn S <glennsmooth@...>
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#33794
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Re: Portable Li power for Gemini1-G11?
Chip, Thanks ¡ª this looks like a great approach. Was there a particular brand of DC-DC converter you used? -Mario
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Mario Wolczko
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#33793
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Re: Portable Li power for Gemini1-G11?
I went the DIY route several years ago with a $15 heavy duty Craftsman tool box loaded up with a 28ah AGM battery, a smart charger that allowed the battery to supply power while plugged into utility
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Chip Louie
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#33792
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Re: Portable Li power for Gemini1-G11?
I use the next one: BEAUDENS Generador Solar Portable https://www.amazon.es/dp/B07S6BMT5W?ref=ppx_pop_mob_ap_share [email protected]> escribi¨®:
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Ma Ol
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#33791
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Re: Portable Li power for Gemini1-G11?
Thanks for the reply. The reason I ask is that when I first got my G11 (20 years ago!) the goto performance of the servos using 12V was awful -- many stalls. 18V fixed that. So I want either (a) a
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Mario Wolczko
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#33790
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Re: Portable Li power for Gemini1-G11?
Depends on what power bank you get. I got a bluetti type a while ago to deal with frequent power outages at home and have yet to try it with my mount. Those types come with AC outlets, 12V car lighter
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Jonathan
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#33789
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Portable Li power for Gemini1-G11?
Is anyone using a Lithium portable power bank for a G11-Gemini1? If so, are you providing 18V as well as 12V and if so, how?
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Mario Wolczko
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#33788
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Re: GPS for Gemini 1
Thanks Brendan, ...I had actually seen this useful page when I searched.....but the appearance of -5v as well as +5v on another pin made me think mine might not be like the one in the diagram for some
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Simon Kidd
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#33787
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Re: GPS for Gemini 1
Oh one thing. I ment that you may need to lower data out rate to 4800 bps as most are 9600bps. Usually easiest to do this with USB or USB/Rs242 converter and terminal program like terraterm. There
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Brendan
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#33786
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Re: GPS for Gemini 1
https://gpswebshop.com/products/globalsat-mr-350p-bulkhead-waterproof-gps-receiver?variant=44535212934 Opens a PDF shows the connector PS2 type pins and which pin (and colour) is which also here on
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Brendan
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#33785
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