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(19)

(11)

2 468 506

(13)

(51)

IPC

H03F3/45(2006-01-01)

(21) (22)

Application

2011141385/08, 2011-10-12

(24)

Start date

2011-10-12

(22)

Actual filing date

2011-10-12

(45)

Published

2012-11-27

(72)

Inventor

Prokopenko Nikolaj NikolaevichKrutchinskij Sergej GeorgievichSerebrjakov Aleksandr IgorevichZolotarev Anton Vladimirovich

(73)

Holder

Federal'Noe Gosudarstvennoe Bjudzhetnoe Obrazovatel'Noe Uchrezhdenie Vysshego Professional'Nogo Obrazovanija Gosudarstvennyj Universitet Ehkonomiki I Servisa" Vpo

SELECTIVE AMPLIFIER Russian patent published in 2012 - IPC H03F3/45

Abstract RU 2468506 C1

FIELD: radio engineering.

SUBSTANCE: selective amplifier has input transistors (1, 8), a signal source (2), current stabilising two-terminal devices (3, 9, 15), power supply buses (4, 7), balancing capacitors (5, 10), a current mirror (6), an auxiliary transistor (8), additional resistors (11, 13), a device output (12), a voltage divider (14).

EFFECT: high Q-factor of the amplitude-frequency curve of the amplifier and high voltage gain at quasi-resonance frequency f₀.

10 dwg

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RU 2 468 506 C1

Authors

Prokopenko Nikolaj Nikolaevich

Krutchinskij Sergej Georgievich

Serebrjakov Aleksandr Igorevich

Zolotarev Anton Vladimirovich

Dates

2012-11-27—Published

2011-10-12—Filed