of Wood Burcote Way, Towcester, Northamptonshire NN12 7JN.
1974 Manager J. M. Allen. Microwave materials: broad- and narrow-band absorbers; conductive rubber O-rings and gaskets; matched loads for waveguide terminations; microwave anechoic chambers; P10 foam for r.f. transparencies; specialised screens and radome assemblies. 
1986 Plessey Microwave Materials of Towcester had developed a lightweight radar absorbing material for aircraft
Sources of Information
- FLIGHT International, 29 August 1974
- The Times Apr. 8, 1986