144MHz 1.25Kw SSPA Amplifier

Winner in Craftsman category of the RSGB Construction Competition 2014 Waw, what a device.  The Freescale (and NXP) SSPA parts are quite incredible. The part I’ve used is the MRFE6VP61K25H, which is a 1.25Kw device with peak gain and efficiency figures of 26dB and 78% respectively at 144MHz, that means for 1Kw output the drive