Inside a communications hut at the communications center near Valognes.

insideacommunicationshutatthecommunicationscenternearvalognes2.jpg

Four Gi's pose with various items of gear in another part of the signal center. To the left is what appears to be a AN/FRR-3 long range radio transmitter

http://www.navy-radio.com/rcvrs/images/frr3-spec-01.JPG

To the right of that is an operator sat at a AN/FGC-1 teleprinter, the manual for which can be found here

http://www.liberatedmanuals.com/TM-11-5815-200-34P-1.pdf