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TW201110543A
(en)
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Tuner and its front-end circuit
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FR2578131A1
(fr)
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Piege de frequence image suivant les variations d'accord
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US1986597A
(en)
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Series coupled amplifier
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US7417502B1
(en)
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Selectable power supply for audio amplifier
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US5168438A
(en)
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Selectable dual rectifier power supply for musical amplifier
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BE340110A
(en, 2012)
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US4032866A
(en)
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Low loss frequency response corrective network
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US2151747A
(en)
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Receiving system
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US2231863A
(en)
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Biresonant circuit
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USRE21023E
(en)
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Radio receiving apparatus |
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US2040955A
(en)
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Automatic volume and fidelity control
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US1937785A
(en)
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Wireless communication apparatus
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US1773503A
(en)
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Vacuum-tube circuits and the like and method of controlling the same
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US1829781A
(en)
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Electrical transmission
|
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Grondahl et al.
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Copper-Oxide Rectifier Used for Radio Detection and Automatic Volume Control |
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KR930003388Y1
(ko)
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전송선로 트랜스를 주축으로한 케이블 다중방송 송출 및 전송장치
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US1775213A
(en)
|
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Modulating system for high-frequency currents
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US2143532A
(en)
|
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Radio receiver
|
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US2048528A
(en)
|
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Low frequency amplifier
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US1721992A
(en)
|
|
Radio signaling system
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FR2696296A1
(fr)
|
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Amplificateur de puissance push-pull contre-réactionné par transformateurs en ondes métriques.
|
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US1849967A
(en)
|
|
Radioreceiver
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US1439495A
(en)
|
|
Radio receiving apparatus
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|
Lowell
|
|
Note on the development of an electron tube amplifier: Which uses 60-cycle alternating current to supply power for the filaments and plates |
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EP0762355B1
(en)
|
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Antenna device and electromagnetic detection device comprising such antenna device
|