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  1. vlittle

    Garmin 327 Mode S transponer

    The big picture, however, is that a UAT (Universal Access Transceiver) will provide ADS-B out, in-cockpit TIS-B traffic and FIS-B weather. Garmin (and Dynon) transponders do not provide all of this capability.  While meeting the requirement for ADS-B out, the provided TIS capability (not the...
  2. vlittle

    Serial port tri-state kudos and Comm or UAT

    I see Dynon has announced that multiple EFIS systems can or-tie their serial outputs to drive other instruments. This allows for graceful failure scenarios without an external switch. This is a great innovation because it simplifies wiring and dramatically improves fault tolerance of multiple...
  3. vlittle

    Electical System Intergation

    Two answers to this: 1) In formation flight, many operations are done by feel because switch positions are memorized.  The ability to use switches with their tactile feedback is superior to a menu-driven controller. 2)The probability of failure depends on the architecture.  With discrete...
  4. vlittle

    Adding secondary screen option for tandem aircraft

    Re: Adding secondary screen option for tandem airc As much as it pains me to say so on a Dynon forum, The Trutrak Gemini devices seem to fit the bill for affordable backseat and/or backup EFIS systems. I have been suggesting on this forum for quite a whioe that Dynon make low-profile versions...
  5. vlittle

    Electical System Intergation

    In my opinion, an aircraft should inform the pilot who then makes all of the configuration decisions. Automatic decisions by a piece of hardware/software often have unintended consequences. For example, an "Airborne" function that configures the transponder sounds fine until you are flying...
  6. vlittle

    SV voltmeter precision

    I would like to use voltmeter 2 to measure the advance on my electronic ignition, which has a full-scale output of 200 mV. What is the resolution of the SkyView voltmeter, and can it support this application? Thanks, Vern Little
  7. vlittle

    Mounting ADHARS

    With all due respect, this is a significant flaw in the Skyview architecture. The location requirements for the magnetometer which wants to be in the wing or tail are not compatible with the pitot/static/aoa/attitude systems, which want to be behind the panel. In my HR-II, I am having real...
  8. vlittle

    EMS-220 Wiring!!

    What is the input resistance of the voltmeter input pins? I'd like to permanently connect on input directly to the battery (unswitched), but I don't want it to discharge over time if there is too much leakage. Vern
  9. vlittle

    Flap Warning

    I may have suggested this before, but here is a function that can be implemented with the Skyview system: Flap overspeed alarm. Tie a flap position switch (or potentiometer) to an input (contact or gp input) to raise an alarm is Vfe is exceed while the flaps are deployed. This would eliminate...
  10. vlittle

    Skyview Audio

    The Skyview systems support stereo output.  I assume that this will be the primary output associated with warnings and alarms, plus future enhancements (playing MP3 files perhaps?). What is the recommended intercom/audio panel wiring:   an unswitched stereo input; a switched (automuted) stereo...
  11. vlittle

    Trim indicators

    Great, that solves the problem nicely, plus some various sense lines I need. V
  12. vlittle

    Trim indicators

    That's what I was concerned with. 3-axis trim plus flap position is 4 inputs. As I understand it, your EMS only supports a total of 3 inputs. Vern
  13. vlittle

    Trim indicators

    Will the Skyview EMS support 3-axis trim indication? Most engine monitors show flaps, pitch and roll trim, but not yaw trim. Thanks, Vern
  14. vlittle

    Next Gen is now Dynon Skyview!

    Saw your announcement on the web site that mentioned a video input at some point. This is great! Taildraggers can plan for a taxi-aid camera system for ground ops. Also can be used to check six in formation (with the appropriate mirror-imaging). Thanks, Vern
  15. vlittle

    Pictures from Arlington

    Banging buttons? They were are lovingly pressed. I went through the entire combination of pages to get an idea of the operation, and Kirk didn't even notice. In all fairness, I hosted Dynon at the Langley fly-in, so I think Kirk trusted me not to destroy anything. BTW, I did a pretty good...
  16. vlittle

    ADAHRS....

    A closer look at a tandem setup would best put the AHARS in the aft fuselage, perhaps on the tail deck under the VS. All other stations have large current-carrying wires (baggage compartment/battery compartment) or moving hunks of steel (pushrod ends) or are inaccessible. The tail deck...
  17. vlittle

    ADAHRS....

    Thanks! This information, plus the requirement of twisting the DSAB wires gives us everything we need to prewire. I presume 22 AWG is acceptable. Aft fuselage it is. This works out because we can tee the pitot/aoa where it enters the fuselage and run fore and aft. So we need a 9-pin...
  18. vlittle

    D11?

    It seems pretty obvious to me that the D10A will never go away due to it's compactness and cost. Even with the next-gen displays, the D10A makes a pretty good backup. The issue(s) at hand are incompatible DSABs, the need to route static/pitot/aoa to the back of the instrument and a remote...
  19. vlittle

    ADAHRS....

    In a typical installation (all nextgen Dynon), the pitot/static/aoa could be routed to one location (wing tip or aft fuse makes sense). However, if there are any instruments on the panel that require them (such as a backup D10A), alternate static source or mechanical instruments, this requires...
  20. vlittle

    ADAHRS....

    A question about the ADAHRS. Typically, one would mount this in a magnetically quiet environment, such as the wingtip or aft fuselage. However, Dynon wants pitot/static/aoa connections to the ADAHRS, so that requires routing these lines to the unit.  This limits the flexibility of installation...
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