[Amps] 50V FET output transformer

Dan Simmonds info at dedicatedrf.com
Tue Jul 22 13:49:00 EDT 2014

Has anyone built an output transformer for a 50V LDMOS FET (Freescale 
device) that could lend some help with this?

By my estimation a 16:1 constructed of (2) 4:1 Guanella’s should give a 
satisfactory match to 50 ohms. The XFMR I've built currently only gives 
about 33% efficiency.



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