research paper improved radio sonde and its performance / by Harry Diamond [et al.] Radio sets SCR-511-A, radio sets SCR-511-B, radio sets SCR-511-(*) : (And power supply unit PE-157-(*) - USA Voorschrift, Technical Manual, 11-245 war department technical manual Radio transmitter BC-1149-A Operating intructions standard signal generator type TF144.G. / Marconi Instruments Radio engineering handbook / ed. by Keith Henney, editor-in-chief Tussen zender en ontvanger : een populaire verhandeling over het gedrag van de radiogolven / door P. Oomen Training regulations : Radio set, type SCR-136 Radio set, type SCR-132 - USA Voorschrift, Technical Regulations, No. 1210-30 Radio sets, types SCR-131 and SCR-16 - USA Voorschrift, Technical Regulations, No. 1210-50 Radio sets, types SCR-189 and SCR-190 - USA Voorschrift, Technical Regulations, No. 1210-70 Inter-service catalogue of communications and associated components / issued under the authority of the Radio Production Executive on behalf of the Admiralty, War Office and … Ontvanger R-109-GRC : hulpontvanger van de radio-installatie AN/GRC5 - Koninklijke Landmacht Voorschrift : Voorlopige richtlijnen nr 1605
