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CobaltBlue

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Posts posted by CobaltBlue


  1. For those interested, here my project so far.

     

    Actuately, it's functioning!

     

    Both cams are synced by a microcontroller.

    Same microcontroller thereafter controlls the signals to be combined

    as 1 vidosignal.

     

    Set-up:

     

     

     

     

    Combined signal ( this goes into transmitter)

     

     

     

     

     

     

    At receiverside, there's a free app, what extract A and B into picture for left-eye and right-eye

    on you phone. ( the phone goes into a VR goggle with 2 lenzes )

     

     

     

    Logicanalyzer plot:

    ( see burst, ODD/even and line )

    701071453_2cam.thumb.jpg.4685dae865c438f601bff05d9805dd26.jpg

    1480432733_3dtosend.thumb.jpg.54be1eab3ae20fbd5ec3ae82a0c05dbf.jpg

    913399227_LAinsync.thumb.jpg.73fdab9b159ceca6890a6a025e46f958.jpg


  2. Hi,

    recently started working on a 3d/stereo FPV setup.

     

    3d FPV looks very expensive, so I briefly made some ideas.

     

    During this I found following setup, and deicede to try that first:

    This specific setup, uses 2 cam's ( PAL/NTSC ), a (small) microcontroleller and an ic (4066) for switching

    analog ( PAL/NTSV) and a FPV transmitter. it actualtely switches (in sync) between 2 cams.

    Here's the link:https://www.instructables.com/id/Lowcost-3d-Fpv-Camera-for-Android/

    Both eyes see alternately the picture from right and left camera.

    (Both eyes see the same picture at the same time!)

     

    So far...

     

     

    The goal is like this:

     

     

     

    With a step forward, one could devide the colours, to get more 3d effect etc etc...

     

    I will not go in details here.

     

    The cam's wil be in sync (controlled by microcontroller ), this works fine.

    The 4066 work fine, too.

     

     

     

    ( cvbs1 and cvbs2 could also be swithed, so only 1 "?" is needed. )

    535057580_rgbsync.thumb.png.059d912f68a8a8fb16070715942c4cb5.png


  3. Hi,

     

    recently started using the LM1881 ic's.

    This ic extracts sync-signals from composite video signal.

    Things work fine!

     

    Now, I'm looking for an ic that can extract R-, G-, B-signals from composite video ( video over 1 wire ).

     

    Googled ( like 'pal to rgb encoder' etc ) but I only find RGB to PAL ic's etc...

     

    Anyone who can give me a hint for an ic ( or schematic ) ?

    Like to have the color signals seperated.

     

    Kind regards!

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