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Dual gate MESFET for mixer design

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akhilpaulv

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Dear all,

I want to design a dualgate mixer ,for fm receiver . When i check in google , all the dual gate FETS are obsalete . Will somebody tell why the dual gate fets are obsalte and which componet replaced these type of fets. Will somebody please suggest an alternate circuit configartion for this??

Akhil
 

If you don't mind AGC, Dual-gate MOS transistors are not essential.There are many other methods to realize a mixer.
 


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