共 50 条
- [32] A NEW WHISTLER DIRECTION FINDER JOURNAL OF ATMOSPHERIC AND TERRESTRIAL PHYSICS, 1981, 43 (07): : 679 - 691
- [38] The multifrequency sonic direction and range finder PROCEEDINGS OF THE 17TH INTERNATIONAL CONGRESS ON SOUND AND VIBRATION, 2010,
- [39] THE COMPENSATED-LOOP DIRECTION FINDER PROCEEDINGS OF THE INSTITUTE OF RADIO ENGINEERS, 1945, 33 (05): : 307 - 318
- [40] The Marconi marine radio direction finder PROCEEDINGS OF THE INSTITUTE OF RADIO ENGINEERS, 1925, 13 (01): : 29 - 47