{"isbn_13": ["9781580530316"], "physical_format": "Hardcover", "weight": "1.4 pounds", "languages": [{"key": "/l/eng"}], "publishers": ["Artech House Publishers"], "number_of_pages": 231, "last_modified": {"type": "/type/datetime", "value": "2008-04-30 08:14:56.482104"}, "id": 11890335, "first_sentence": {"type": "/type/text", "value": "Many textbooks have been published and many excellent documents written on the subject of microwave radio, however, these are often filled with complex theory and complicated mathematical formulas that leave a radio systems planner feeling inadequate rather than equipped for the task of planning a network."}, "isbn_10": ["1580530311"], "publish_date": "October 1999", "key": "/b/OL8780053M", "authors": [{"key": "/a/OL3093812A"}], "title": "Microwave Radio Transmission Design Guide (Artech House Microwave Library)", "type": {"key": "/type/edition"}, "subjects": ["Radio technology", "Science/Mathematics", "Radio Engineering", "Technology", "Technology & Industrial Arts", "Transmitters and transmission", "Telecommunications", "Engineering - Electrical & Electronic", "Microwaves", "Microwave communication systems", "Microwave communication system", "Radio"], "physical_dimensions": "9.3 x 6.4 x 0.8 inches", "revision": 1}