Wireless Set No. 38 Mk.II was a manpack transceiver developed in 1942 for short range
Infantry communication. Frequency range 7.4-9.2MHz. MO control. RF output 0.2W. R/T
only. Range: up to 1 mile using long 12ft rod. The set had unique design features
using only 5 valves.
There were principally four versions of this set. The basic circuit of the sets was
quite similar.
- Wireless Set No. 38 Mk.I was the initial model.
- Wireless Set No. 38. Mk.II and Mk.II* were the standard World War 2 versions.
- Wireless Set No. 38 Mk.3 was produced in 1945 in a limited quantity.
- Wireless Set No. 38 AFV was a version for fitting in AFV's.