Sombra SL-6 Lepton

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  • crazygary
    replied
    Very cool! Much appreciated!!!
    Have a great weekend!

    Leave a comment:


  • greenman407
    replied
    I got this off of Sombras link, under support it lists other products as well as manuals for them. Here is a link to their Lepton receiver. In it it shows what the shadow programmer does and its different codes.http://www.sombralabs.com/download/L...Guide%20V1.pdf

    Leave a comment:


  • crazygary
    replied
    Thanks for the heads up, Kevin!!

    Can you clue me in as to what else it does to the Lepton6?

    Thank you, Sir!!

    Leave a comment:


  • KevinMc
    replied
    Originally posted by crazygary
    Being new to the Lepton6, and from what I have read, is the Shadow Programmer
    only used for the 8-channel model??
    The Shadow programmer is still used to adjust other programmable features on the Lepton6 - I'd keep it if I were you!

    Leave a comment:


  • crazygary
    replied
    Yes!! My Wfly TX, from Caswell, came with a channel 69 crystal!

    Just ordered a RX channel 69 crystal yesterday. Hopefully it'll be here within the next few days,
    because I can't try out my Skipjack without it!! Learning as I go along!! Been one heck of an
    experience!!

    O.K. I'm good!! Oops! Not quite! Now I need one of these!! And on, and on.....!

    Thanks for your message greenman407!!

    Leave a comment:


  • greenman407
    replied
    It has the same 8 port plug as the SL-8, so I would say yes. Gary, does your receiver come with a crystal?

    Leave a comment:


  • crazygary
    replied
    Being new to the Lepton6, and from what I have read, is the Shadow Programmer
    only used for the 8-channel model??

    If so, I have one that I don't need! If anyone is interested in it, please contact me "off-list"
    and I'll send it to you for $20,00US, which is what I paid for it.

    Leave a comment:


  • Nuke Power
    replied
    I had problems with other receivers in my boats but after I stuck a sombra 8 in there all glitches went silent. It is a very good buy and its versatile.

    Leave a comment:


  • He Who Shall Not Be Named
    replied
    Originally posted by Outrider
    The Sombra Labs receivers have had excellent reviews. See this write up for a thorough, analytical and experimental description of the SL-8 and SL-6:



    The non-2.4 GHz spread spectrum product is huge news. I hope they'll also make a version that can be used in helis and aircraft. I can see technical challenges going into the lower frequencies, but a lot of value in making that approach work.

    A killer review and field-test. Thanks for sharing it, Outrider.

    I strongly recommend that you all read the product test performed -- lots of good stuff explaining the good performance of the Sombra receivers.

    David,

    Leave a comment:


  • Outrider
    replied
    The Sombra Labs receivers have had excellent reviews. See this write up for a thorough, analytical and experimental description of the SL-8 and SL-6:



    The non-2.4 GHz spread spectrum product is huge news. I hope they'll also make a version that can be used in helis and aircraft. I can see technical challenges going into the lower frequencies, but a lot of value in making that approach work.

    Leave a comment:


  • roedj
    replied
    Originally posted by sombra
    We're currently finalizing our spread-spectrum design, it will not be 2.4GHz :) and it will work underwater for submarine applications.
    Yes, this will be interesting. I didn't realize that there was a USA/Canada legal spread spectrum frequency used for radio control models below 2.4GHz. Looking forward to seeing your product.

    Dan

    Leave a comment:


  • He Who Shall Not Be Named
    replied
    This is very good news, indeed!

    And I can attest to the fine performance of the crystal controlled receiver -- works just fine on the 75mHz band.

    And the slightly bigger 8-channel synthetic crystal receiver: I've had no problem getting it into our 1.25" SubDrivers. So, I don't want to hear any *****ing from anyone about it being 'too big'. It's small enough.

    And both receivers are glitch free and I should know: I have them working nine boats so far. And in each installation the servos were observed to remain stutter-free when the transmitter was turned off -- excellent selectivity and noise rejection.

    David,

    Leave a comment:


  • sombra
    replied
    The SL-8 is our synthesized 8-channel receiver and it works on both 72MHz & 75MHz bands. The Lepton-6 is the smaller crystal based (non-synthesized) version of SL-8, it also works on both 72MHz and 75MHz. The proper crystal will determine the operational frequency and hence the band. The receiver cover and promotional material mentions only 72MHz, since we don't usually stock 75MHz crystals. However, we've tested Lepton-6 with GWS 75MHz UM-1 crystals with excellent results. The size of SL-8 is the smallest we could achieve with a synthesizer...sure it can be made smaller, but it would compromise the performance of the product. Our synthesized SL-8 is by far one of the best performing receiver on the market. We're currently finalizing our spread-spectrum design, it will not be 2.4GHz :) and it will work underwater for submarine applications. You'll have to wait for more info. once we release it on our webpage in the coming months.

    Leave a comment:


  • Outrider
    started a topic Sombra SL-6 Lepton

    Sombra SL-6 Lepton

    This looks like a great choice for many sub applications.

    Caswell sells an SL-6 that operates on 75 MHz and includes a CH 69 Crystal, which allows it to operate out of the box with the WFly T/R they sell.

    I looked over the Sombra site for more info:



    One thing I noticed is that the SL-6 is specified on the Sombra site as 72 MHz (as well as being available in HAM frequencies). 72 MHz is, as I understand it, allocated by the US FCC for air, but not for surface/subsurface use.

    I assume that achieving 75 MHz operation is just a crystal issue for any Sombra SL-6 Lepton and that I could run any non-HAM SL-6 as either 72 MHz or 75 MHz depending on the installed crystal. (The photos on the Sombra and Caswell sites have SL-6s with "72 MHz" printed on the case.)

    Enough with the assumptions...

    Will the 72 MHz Lepton take a 75 MHz crystal and, if so, what kind?

    Any advantages to the HAM version worth talking about?

    The SL-8 and SL6 look like great products. I suspect I'll prefer SL-8s for their versatility, but I'm told there are some applications where there's only room for an SL-6. Any chance of getting a synthesized tuner on an SL-6 or smaller(!) receiver?

    Finally, though we can't use 2.4 GHz underwater, any news on your 2.4 GHz systems?
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