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Project and Realization of Power RF amplifiers



 

The 300W amplifier is based on BLF278 very reliable FET. It can be used for broadcast application in 88-108MHz band and for radio amateur communications in SSB. or FM one. The bias current is easily changeable by precision resistive trimmer, in order to increase or decrease the power gain. The amplifier uses ATC and teflon cable.

Other version for 50MHz and 70MHz are available.

 

 

 

The Main Characteristics

 

 

 

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Contact us;  rfamplifiers@gmail.com    "Your idea = Our design"