Skyhawk Avionics Package

Body

Skyhawk Avionics


A-4A thru A-4E Integrated Electronics Pack

Douglas El Segundo images by Vernon Tucker who worked closely with Ed Heinemann. Provided by his grandson Ryan Tucker.

ES 93212 Douglas - A4D-1 655.2 11-3-52 of Mock-up A4D Electronic Equipment Container
Douglas El Segundo
ES 93211 Douglas - A4D-1 655.2 11-3-52 of Mock-up A4D Electronic Equipment Installed

Douglas El Segundo - ES 1062773 Douglas A4D-1 555.14 1-25-54 Douglas 5445443 Intergrated Electronics Package

* Douglas El Segundo - ES 110567 A4D-1 555.14 6-7-54 A4D Electronics Equip. vs Standard Electronics Equip.

Douglas El Segundo - ES 106272 Douglas A4D-1 555.14 1-25-54 Douglas 5445443 Integrated Electronics package - Complete Assy..



CNI Installation mockup image by Vernon Tucker who worked closely with Ed Heinneman. Provided by his grandson Ryan Tucker.
ES 135656 Douglas - A4D 910 11/21-55 CNI Installation A4D Nose


CNI Installation mockup image by Vernon Tucker who worked closely with Ed Heinneman. Provided by his grandson Ryan Tucker.
ES 135659 Douglas A4D 910 11/21-55 CNI Installation A4D Nose



For long distant flights in early Skyhawks, a navigation pod could be mounted.

a4d1-2-nav-pod.jpg


AFC 482 Updates A-4C/E Avionics to A-4F Configuration. (PIC: BuNo 149575)

1969: BuNo 151112, Warpaint 507, assigned to LT Bob Wilson as Avionics works on equipment housed in the nose. LCDR Stan Thompson.


A-4F Avionics.

A-4F a/c reworked per AFC-550 had an ALQ-100 Countermeasures System, an ALR-50(V) Radar Receiver System, and an ALR-45(V) Homing and Warning System.


ARC-51

KY-28 (Nestor)

 

AN/ARA-50 Direction Finder

ASN - 50 Attitude/Heading Reference System

Close-up of Cold Cloud SUU-53/A dispenser firing from China Lake Skyhawk BuNo 148613. This is also a good shot of the RADAR Altimeter "Canoe", outboard of the No. 1 stores-station. The two dark circles are the transmit and receive antennas. Navy photo.

ALQ-51 ECM, Radar Homing, warning and deception, ALQ-51 consisted of two suitcase sized boxes The AN/ALQ-51 is a deceptive track breaker to counter S-band fire control radars which employ pulse ranging, frequency modulating carrier wave pulse, and conical scan. It is also designed to cause proximity fuses on the SA-2 SAMs to detonate prematurely or be duded so they did not detonate at all. The AN/ALQ -51 Mod I performed the following functions: Range gate pull-off, Frequency translation, Inverse conical scan deception, angular deception.

LR-50 L-Band Warning System

APR-23 Homing Warning, Melpar

APR-24 Warning and Homing Receiver, Melpar

APR-30 Warning and Homing Melpar

APX-64 L-Band IFF

ASN-41 TACAN

a4-avionics-asn41-nav1.jpg


 

A-4M Avionics

 


A-4K "Kahu" MOD


A-4K Skyhawk Kahu RWS Display in self test mode, 1988. RNZAF Official photo.


A-4K Skyhawk Kahu Avionics functional diagram, 1988. RNZAF Official photo.

 

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