Narco Escort Ii Installation Manual Full [2021]
Installation typically utilizes a single 13-pin connector (P301) for power and signal routing. AeroElectric Wire Size (AWG) 14/28V Power Input 14/28V Power Input Airframe Ground Airframe Ground Low Level Audio Headphones Audio (50mW output) Transmitter A+ Transmitter Key Switched A+ Mike Audio Intercom Key Mike/Phones Ground
Below is the standard wiring configuration for the primary power and audio interface: Pin Number / Letter Description / Connection Target Aircraft Ground Connect to the main airframe ground block. 2 +14 VDC Power Connect via a 5A circuit breaker to the avionics bus. 3 Panel Lighting Connect to the aircraft instrument dimmer bus (14V). 4 Speaker Output Connect to the cabin speaker (typically 4 or 8 ohms). 5 Headphone Output Connect to the audio panel or pilot/copilot phone jacks. 6 Microphone Input Connect to the microphone jack / Intercom mic output. 7 Mic Key (PTT) Push-to-Talk switch ground line. 8 Auxiliary Audio Input Input for external audio sources (if utilized). A Nav Audio Output Extracted navigation audio (VOR ident tone) to audio panel. B External CDI / Deviation Output for auxiliary indicators (if applicable).
Ensure that your antenna mounting brackets are completely stripped of paint where they contact the skin of the airplane. This establishes a clean RF ground plane. High voltage standing wave ratios (VSWR) caused by bad ground shielding can permanently damage the radio's transmitter stage. Advanced Intercom Configurations narco escort ii installation manual full
Audio outputs, which can handle an intercom arrangement.
If you have found a PDF claiming to be the , use this checklist to confirm completeness: 3 Panel Lighting Connect to the aircraft instrument
Conduct a radio check with an airport control tower or a ground station on a local frequency to verify clear transmission and reception. Navigation and VOR Alignment
Detailed procedures for aircraft electrical systems and secondary equipment installations are outlined in FAA Advisory Circulars, specifically AC 43.13-1B. These documents provide the acceptable methods, techniques, and practices for aircraft alterations. 6 Microphone Input Connect to the microphone jack
Users often note that the Escort II uses a flat PC-board edge connector style, making direct swaps with modern radios difficult without replacing the harness. for a replacement harness or a specific wiring diagram for 28V systems? AI responses may include mistakes. Learn more narco avionics escort ii - AeroElectric
RG-58A/U coaxial cable for runs under 15 feet; RG-214 or low-loss equivalents for longer runs.