Title : 
Reflection-mode amplifier utilising GaAs active-medium-propagation devices
         
        
            Author : 
Fleming, P.L. ; Carlson, H.E.
         
        
            Author_Institution : 
COMSAT Laboratories, Device Physics Department, Clarksburg, USA
         
        
        
        
        
        
        
            Abstract : 
This letter describes practical reflection-mode amplifiers utilising active-medium-propagation (a.m.p.) devices. A single-stage reflection-mode amplifier provided 24 dB gain and 350 MHz bandwidth at 15 GHz. A 2-stage reflection-mode amplifier provided 30 dB gain and 500 MHz bandwidth at 15 GHz.
         
        
            Keywords : 
III-V semiconductors; microwave amplifiers; solid-state microwave circuits; 15 GHz; GaAs active medium propagation devices; bandwidth; gain; reflection mode amplifiers;
         
        
        
            Journal_Title : 
Electronics Letters
         
        
        
        
        
            DOI : 
10.1049/el:19790560