GAS-DISCIIA RGE TRA NSMfT-RFX'RI V E SWITCH 



99 



A\A/ 



ATR CAVITY 



QUARTER WAVELENGTH 



LINE OF CHARACTERISTIC 



IMPEDANCE SiB 



OPTIMUM LENGTH FOR 

 BEST PERFORMANCE 



Fig. 39 — Equivalent circuit of a system including an .ATR 



10 100 



1000 

 F IN CYCLES 



Fig. 40— Average leakage power as a function cf repetition rate for two different values of 

 pulse duration for 724B tube 



where 



G -jB 



1 



(34) 



(Z„. + Z) 



and Z,„ is the impedance of the transmitter referred to the cavity and meas- 

 ured at the plane CD. The worst condition will occur when Z„. = 

 Under these conditions but assuming that the ATR is in tune 



4 



F = 



(2 + Gy-' 



(35) 



