THE RADAR RECEIVER 



815 



Fig. 75. — Flexseal treated open-core type power transformers as developed for air- 

 borne radar application. 



Fig. 76. — Power transformer designs for high voltage radar power supi)ly applica- 

 tion — Air-insulated and oil-filled types are included. 



The use of air insulation in a high-voltage transformer results in a relatively 

 low coupling coefiticient between primary and secondary windings and 



