Set No.48 Mk.I* - Infantry man-pack HF radio.
6.0…9.0 MHz, A1/ A3, 0.25 W output. Powered
by hand generator or dry batteries. WHD with battery case
292 x 444 x 267 mm. Weight - 13.2 kg. Manufactured in the
United States from 1942 for Lend-Lease supplies. Some of the
W.S. No.48 have been supplied to the USSR, too.