Airborne Systems

NP-3D

The Naval Research Laboratory (NRL) program referred to as NP-3D is a P3 aircraft that uses E-2C avionics.

 
The ICS system is a modified P3-Update IV system and is comprised of:
1 CCU
14 CSUs
17 J-Box's
   
The CSU has 3 LEDs above each switch, digital LED brightness control, VOX threshold control and CALL.
 
Some features of the NP-3D System include:
Link-4 Switching
Link-11/Link-11 Radio Relay
Secure RX/TX indication
Simulcast
Radio Relay (Plain crossband & Secure non-crossband)
Alternate ICS
Hi/Lo level selectable HDST support
Crypto Switching
14 T/R radios, 4 Assignable Crypto's, 9 NAVAIDS, 5 Direct Access ICS nets, 3 Conference nets an Direct Dial
Call Net
Degraded mode
Backup operation : 5 pre-assigned radios to 5 stations, PA to 2 flight deck stations, and CALL to all stations
PA
VOX
Redundancy
ICS Disconnect (knee switch & radio key)
Monitor Overide
  Click the images to view a larger display in a new window.
     
P3 aircraft
 
P3 aircraft
 
P3 aircraft