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  1. John Bright

    Dim Out failure mode? SPOF?

    Dim Out… I’m wondering what happens if it is used to control screen brightness and backlighting on other devices… is this an SPOF that could make everything go dark? Maybe better to think in terms of partial panel operations and independent brightness controls.
  2. John Bright

    HDX and SV-COM-T25 audio summing resistors

    The audio panel I am installing, GMA 245, has inputs for audio alerts and for failsafe audio alerts. The failsafe audio alert input shorts to com 1 audio when in failsafe which is power off or audio panel failure. Garmin mentions using "summing resistors" in series with the com and alert audio...
  3. John Bright

    AP disconnect / CWS buttons for pilot and copilot

    AP disconnect buttons on pilot and copilot sticks… does anyone know… does it make sense to connect one AP disconnect / CWS button to the pitch servo and another to the roll servo? Or should the two buttons be connected in parallel and to both servos? Attached is a jpg of my schematic which I’m...
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