Effective area of search coil increased. Input impedance presented by operational amplifier and associated components nearly balances out impedance of search coil. Fluctuations in ambient magnetic field induce large currents in search coil.
Broadband Active Antenna
NASA Tech Briefs ; 16 , 3
1992-03-01
Miscellaneous
No indication
English
Springer Verlag | 2022
|Multifrequency, broadband, dual-polarized antenna
NTRS | 1977
|Review of Broadband Antenna Measurements
British Library Conference Proceedings | 2006
|