The following information was gathered together, and put into PDF format, by a gentleman called Mike Flude who lived nearby to the former site of RAF Hayscastle in Pembrokeshire.
These amateur photographs were taken using a Kodak Brownie Box camera.
There were 2 Receiver and 4 Transmitter Masts (the latter can just be made out to the right)
Hayscastle at War?
The pictures above illustrate what the present familiar derelict site was like during WW2.
What did they do there?
Who worked there?
How important was it?
Read on!
Also there is an excellent website with more details and more recent photos here