US5724653A
(en )
1998-03-03
Radio receiver with DC offset correction circuit
US7324615B2
(en )
2008-01-29
Time signal receiver and decoder
CN1248099A
(zh )
2000-03-22
本振泄漏消除电路
CN110208737B
(zh )
2024-05-14
一种超短波双通道宽带测向系统及门限判定测向方法
US2568250A
(en )
1951-09-18
Phase comparator circuits
SE442934B
(sv )
1986-02-03
Diversitetssystem for overforing av en vinkelmodulerad digital signal
GB441370A
(enrdf_load_stackoverflow )
GB625258A
(en )
1949-06-24
Improvements in or relating to modulated carrier wave receivers
US2462117A
(en )
1949-02-22
Selsyn transmission by radio
US4555792A
(en )
1985-11-26
Transmitter for transmitting an FSK-modulated signal
US2426204A
(en )
1947-08-26
Discriminator circuits
GB612161A
(en )
1948-11-09
Improvements in or relating to radio communication systems
GB943482A
(en )
1963-12-04
An improved stereophonic transmission system and receiver therefor
US3646537A
(en )
1972-02-29
Automatic gain control for an electromechanical transducer
US3495247A
(en )
1970-02-10
Apparatus and method for controlling the amplitude of the 30-hertz variable signal in a vor system
De Angelis et al.
2019
Simultaneous RSS measurements using multiple inductively coupled coils
GB1028021A
(en )
1966-05-04
Improvements in or relating to satellite radio communication systems and apparatus therefor
GB632784A
(en )
1949-12-05
Improvements in or relating to radio beacon receivers
US2089956A
(en )
1937-08-17
Radio range course indicating device
US2502447A
(en )
1950-04-04
Automatic direction finder
JP3205232B2
(ja )
2001-09-04
ビーコン受信機
CN219695467U
(zh )
2023-09-15
一种多通道射频发射模块
CN113495186B
(zh )
2024-03-15
磁调制电流互感器的信号采集方法、装置和保护系统
RU2728757C1
(ru )
2020-07-31
Устройство ближнепольной магнитной связи
CA1047181A
(en )
1979-01-23
Indicating circuit for an fm stereophonic signal receiver