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  1. Replies
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    Sticky: Update for my PB distance... 43746m. Keep up...

    Update for my PB distance... 43746m.


    Keep up the excellent work Tim!
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    Sticky: Thank you jcatrc and Tim! Keep up the good work...

    Thank you jcatrc and Tim!
    Keep up the good work Tim!
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    Sticky: new PB altitude record

    New PB for me... altitude: 6037m



    77284

    77285
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    Sticky: They're not counter rotating, just regular 10x7...

    They're not counter rotating, just regular 10x7 APC-E
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    Sticky: Thanks! Very basic setup: MTD with 2x...

    Thanks!

    Very basic setup:
    MTD with 2x sunnysky 2814 motors, 10x7, 4S 16000mah, dragonlink w/ dipole on the plane and on the ground
    For the video: FOX800 tx, home-built yagi, RMRC receiver (4ch)...
  6. Replies
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    Sticky: Now with updated PB in terms of range. Achieved...

    Now with updated PB in terms of range.
    Achieved 27.455 km.
    Video began to drop quality as the position of the antennas were far from ideal with non LOS even at that altitude (many houses in the...
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    Sticky: Updated PB - altitude

    New PB for me.
    Now a bit higher than the previous attempt: 5554m. Unfortunately pics taken from my phone didn't catch the 5554m but 5550m instead.

    Thanks again Tim for your great work on this...
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    Sticky: Altitude PB

    New PB for me... 5025m high

    Thanks Tim for your time!
  9. Sticky: Also I have one for sell if you want. Shipping...

    Also I have one for sell if you want. Shipping from europe
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    Run just fine on 3s

    Run just fine on 3s
  11. Replies
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    Sticky: Thank you Tim! Keep up your excellent work!

    Thank you Tim! Keep up your excellent work!
  12. Replies
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    Sticky: New PB, 22km

    New PB for me... 22km
    65860
  13. Replies
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    Sticky: Dragonlink UHF R/c

    Dragonlink UHF R/c
  14. You must learn and start slowly, it's not...

    You must learn and start slowly, it's not something you wake up and say hey today I want to go 30km, it not works that way sorry.
    You can pay but you need to learn at least the basics and get enough...
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    That's a very good project. On one hand you can...

    That's a very good project. On one hand you can fly with other pilots on 1.3GHz by selecting the freq desirable and at the same time by scanning the entire band (e.g. Rf explorer) you can select the...
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    The objective is to change the vTx video input...

    The objective is to change the vTx video input impedance to 75 ohms matching the connected camera and then adjust vtx video pot to provide 1Vpp out of the vRx

    A lot of camera outputs aren't at the...
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    Yes, overheat is what makes more sense here and...

    Yes, overheat is what makes more sense here and since the beginning that was my bet also. Like some not 100% functional IC that overheats which change its performance characteristics and for instance...
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    Yes I can but the same happens on all VTx...

    Yes I can but the same happens on all VTx channels.
    I have only two cameras but both of them work good on the other VTxs so it must not be there the problem. Unfortunately I do not have access to a...
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    Without the potentiometer I get 105Ohm impedance,...

    Without the potentiometer I get 105Ohm impedance, thus the use of it to lower to 75 nominal impedance. Nevertheless even without it, same problem.
    It runs hot but not hotter than other 800mw Vtxs I...
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    Thanks for the reply. I have tested with two...

    Thanks for the reply.

    I have tested with two differente cameras and the same result.
    I have 75Ohm input impedance (video<->ground input to tx). A potentiometer is connected on these pins.
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    Nevermind, just did it. I attach the pic of the...

    Nevermind, just did it.
    I attach the pic of the backside of it.
    My Vtx works good but after being turned on for about 5min it suddenly gives black picture to the receiver...Then if I turn it off...
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    Hello Changosurf, can you please tell how do...

    Hello Changosurf,

    can you please tell how do you managed to get to that back side of pcb in the 800mw vtx? There is so much solder that I cant get to the underside of the PCB.

    Thank you
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    ABL, depending on the price I'm interested

    ABL, depending on the price I'm interested
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    Sticky: Poll: Have both MFD AP and RVOSD, awesome APs!

    Have both MFD AP and RVOSD, awesome APs!
  25. http://fpvlab.com/forums/showthread.php?29823-CPAT...

    http://fpvlab.com/forums/showthread.php?29823-CPATCH12-The-most-compact-long-range-1.2GHz-antenna&p=505366&viewfull=1#post505366
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