US5378933A
(en )
1995-01-03
Circuit arrangement having a switching amplifier
EP0964539A3
(en )
2001-01-17
Receiver capable of outputting a high quality signal without regard to an input signal level
EP0482290A2
(en )
1992-04-29
Circuit for muting noises for an audio amplifier
EP0426594A2
(en )
1991-05-08
A temperature compensated feedback circuit for setting and stabilizing amplifier DC bias points
US4701715A
(en )
1987-10-20
Preceding value holding gate circuit for eliminating pulsive noises
US5708390A
(en )
1998-01-13
Signal amplifier arrangeable in two different configuration modes
JP2673919B2
(ja )
1997-11-05
保護回路
US8194887B2
(en )
2012-06-05
System and method for dynamic bass frequency control in association with a dynamic low frequency control circuit having compression control
EP0473166B1
(en )
1996-10-23
Amplifying circuit
US5844444A
(en )
1998-12-01
Wide dynamic input range transconductor-based amplifier circuit for speech signal processing
US4255716A
(en )
1981-03-10
Automatic gain control circuit
JP3795626B2
(ja )
2006-07-12
受信回路
US20210365058A1
(en )
2021-11-25
Analog front end with pulse width modulation current compensation
US20030067350A1
(en )
2003-04-10
Audio amplifying circuit
US6218906B1
(en )
2001-04-17
Amplifier circuit
CA1091162A
(en )
1980-12-09
Temperature insensitive dc voltage detection and protection circuit
JP3351067B2
(ja )
2002-11-25
検波回路
JPS6048605A
(ja )
1985-03-16
ミュ−ティング回路
JP2001119255A
(ja )
2001-04-27
ピーク検波式ａｇｃ回路
GB2218594A
(en )
1989-11-15
Induction loop driving ampliflier
KR960003837B1
(ko )
1996-03-22
수신기
US2838618A
(en )
1958-06-10
Noise cancelling circuit
JPH0567930A
(ja )
1993-03-19
電圧増幅回路
KR20020014253A
(ko )
2002-02-25
바이어스 전압 조정이 가능한 전력 증폭 회로
JPS6048609A
(ja )
1985-03-16
自動レベル調整回路