There are 0 pins on this high power RF circuit board.The Evaluation board type is Voltage Controlled Oscillator (VCO).Try searching with HMC733 to find RF Board variants.The mount is attached to PCB.
108648-HMC733LC4B Features
0 pins Voltage Controlled Oscillator (VCO) Type
108648-HMC733LC4B Applications
There are a lot of Analog Devices Inc. 108648-HMC733LC4B RF Boards applications.