PPM 'out', an Idea

  • Ralf
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TPL_KUNENA_MESSAGE_CREATED PPM 'out', an Idea

29 Jan 2013 20:26
#1
I doubt that it is possible. PPM needs a defined high/low signal ... analog audio signals usually are decoupled using a capacitor, which does not support DC signals. I don't think that you would get a reliable PPM signal with sharply defined edges and signal flanks.

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  • Ecstacy
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TPL_KUNENA_MESSAGE_REPLIED_NEW PPM 'out', an Idea

29 Jan 2013 20:51 - 29 Jan 2013 20:53
#2
I've used one of the available switches to select either the headphone or PPM output signal - the easiest solution and it works perfect!
Gruß, Ecstacy
"Positiv denken - negativ fliegen!"
Last edit: 29 Jan 2013 20:53 by Ecstacy.

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  • realloser
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TPL_KUNENA_MESSAGE_REPLIED_NEW PPM 'out', an Idea

30 Jan 2013 08:36
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Ecstacy wrote: I've used one of the available switches to select either the headphone or PPM output signal - the easiest solution and it works perfect!

Can you elaborate this a little bit?

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  • AlexBonfire
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TPL_KUNENA_MESSAGE_REPLIED_NEW PPM 'out', an Idea

30 Jan 2013 09:30 - 30 Jan 2013 09:31
#4
I guess what emax means is rather a software solution that provides a PPM output from the respective controller than switching the signal by hardware. But hardware switching at least is easy to realize without the support of Jeti.
Last edit: 30 Jan 2013 09:31 by AlexBonfire.

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TPL_KUNENA_MESSAGE_REPLIED_NEW PPM 'out', an Idea

30 Jan 2013 09:36
#5
This is how I understod it :). For me it sounds like he already have created this solution and I would like to know how and best would be to have some pictures :).

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  • Ecstacy
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TPL_KUNENA_MESSAGE_REPLIED_NEW PPM 'out', an Idea

30 Jan 2013 10:40 - 30 Jan 2013 10:49
#6
Hello, due to the lack of a standard PPM-out/in connector on the outside of the transmitter case and no available software solution yet, I’ve used one of the installed toggle-switches to switch between the standard audio or the optional PPM output signal wired to the headphone jack.

Of course this isn't my favor solution (a software solution only as suggested by Edgar would be perfect), but it's quite simple to implement and works well. If you really need all installed toggle-switches (→ functions) for your models, replace the desired toggle-switch by a double-pole version and you still have all functions available plus the additional choice of either the audio- or the PPM-out signal available on the headphone jack… ;)

I'll upload a picture of my hardware solution as soon as possible.
Gruß, Ecstacy
"Positiv denken - negativ fliegen!"
Last edit: 30 Jan 2013 10:49 by Ecstacy.

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