On this high power RF circuit board, there are 0 pins.A RF type of Baseband Receiver is provided by the Evaluation board.Using the LTM900 search parameter, you can discover variants of the RF Board.
DC1241B-AD Features
0 pins Baseband Receiver Type
DC1241B-AD Applications
There are a lot of Linear Technology/Analog Devices DC1241B-AD RF Boards applications.