Can you help the NMUSAF?

Here’s something I just saw in their website.
I’m guessing some of you might be able to help with theses items.

Museum Wish List
The National Museum of the United States Air Force is seeking the following items for restoration and future exhibits:

Cap, Service, Royal Air Force, World War Two

Airborne Radar, World War Two British, Mark IV (RAF Designation ARI-5003) consisting of the following components: Receiver R-3066 or R-3102, Transmitter T3065, Indicator unit 20 or 48, Modulator type 20, Voltage control panel type 3, Azimuth aerial type 21 and 25, Transmitter aerial type 19, Elevation aerial type 25, Impedance matching unit type 35.

Airborne Radar, World War Two, SCR-540 consisting of the following components: Transmitter BC-747, Modulator BC-748, Receiver BC-749, Indicator BC-750, Power Unit PE-1 19, Antenna A-SO, -51, -52, -53, -54, -55. (Same as British Mk-IV)

Contact: Mr. Terry Aitken, Senior Curator,
National Museum of the United States Air Force,
1100 Spaatz Street,
Wright-Patterson Air Force Base, Ohio 45433-7102
email: NMUSAF – Attn. Mr. Aitken
[email]usaf.museum@wpafb.af.mil[/email]