4kilo Well Known Member Apr 23, 2007 #1 In several of my avionics pin-out definitions, there are "high" pins and "low" pins. For example, the lighting on a GMA340 (14V) is specified pins 6 and 7 to high and pin 5 to low. Can anyone explain this to me? Pat
In several of my avionics pin-out definitions, there are "high" pins and "low" pins. For example, the lighting on a GMA340 (14V) is specified pins 6 and 7 to high and pin 5 to low. Can anyone explain this to me? Pat
Mel Legacy Member Mentor Apr 23, 2007 #2 The "high" pin is either positive voltage or signal, and the "low" is either ground or signal ground depending on the input or output.
The "high" pin is either positive voltage or signal, and the "low" is either ground or signal ground depending on the input or output.