There are 0 pins on this high power RF circuit board.The Evaluation board type is Amplifier.Try searching with HMC608 to find RF Board variants.The mount is attached to PCB.
112763-HMC608LC4 Features
0 pins Amplifier Type
112763-HMC608LC4 Applications
There are a lot of Analog Devices Inc. 112763-HMC608LC4 RF Boards applications.