There are 0 pins on the high power RF circuit board.Voltage Controlled Oscillator (VCO) RF Type from the Evaluation board.Use HMC587 to search for variants of the RF Board.PCB mounts RF Board.
108648-HMC587LC4B Features
0 pins Voltage Controlled Oscillator (VCO) Type
108648-HMC587LC4B Applications
There are a lot of Analog Devices Inc. 108648-HMC587LC4B RF Boards applications.