rotating loop
| direction finder
| rotating loop | |
| el. | cuadro giratorio |
| direction finder | |
| commun. | radiogoniómetro |
| mech.eng. construct. | indicador de dirección de corriente. |
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| cuadro giratorio | |||
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rotating loop : 4 phrases in 2 subjects |
| Communications | 3 |
| Technology | 1 |