Detail of Goniometer Used inside the Radio Beacon Transmitting Station at Ford Airport, 1926 - The Henry Ford
![Practical wireless telegraphy; a complete text book for students of radio communication . Fig. 271—The Triangular Aerial EmployedDirection Finder. Connection With the connected in series with condenser K-1 and the excitation Practical wireless telegraphy; a complete text book for students of radio communication . Fig. 271—The Triangular Aerial EmployedDirection Finder. Connection With the connected in series with condenser K-1 and the excitation](https://c8.alamy.com/comp/2CRK4W3/practical-wireless-telegraphy-a-complete-text-book-for-students-of-radio-communication-fig-271the-triangular-aerial-employeddirection-finder-connection-with-the-connected-in-series-with-condenser-k-1-and-the-excitation-coil-l-1-k-1-have-identical-values-of-capacity-and-their-capacities-are-altered-simultaneously-by-a-handle-mounted-on-the-top-of-the-box-as-shown-in-fig-267-il-flffwfff-ff-rjriww-f-11-fcj-1-wm-ibgt-lillih-i-e-k-fig-272-detail-of-the-radio-goniometer-fig-273diagram-showing-the-general-layout-ofthe-direction-finder-aerials-258-practical-wireles-2CRK4W3.jpg)
Practical wireless telegraphy; a complete text book for students of radio communication . Fig. 271—The Triangular Aerial EmployedDirection Finder. Connection With the connected in series with condenser K-1 and the excitation
![Practical wireless telegraphy; a complete text book for students of radio communication . <^ mm Lz Fig. 274—Receiver ConnectedAerial. to a Single Loop DIRECTION FINDER OR WIRELESS COMPASS. 259. CAR60FIUNDUM Fig, Practical wireless telegraphy; a complete text book for students of radio communication . <^ mm Lz Fig. 274—Receiver ConnectedAerial. to a Single Loop DIRECTION FINDER OR WIRELESS COMPASS. 259. CAR60FIUNDUM Fig,](https://c8.alamy.com/zooms/6/6f19121fab2b432784bde65414a7f3b0/2crk4na.jpg)