Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RATSUKUSU KK
Original Assignee
RATSUKUSU KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by RATSUKUSU KKfiledCriticalRATSUKUSU KK
Priority to JP9139481ApriorityCriticalpatent/JPS57206111A/ja
Publication of JPS57206111ApublicationCriticalpatent/JPS57206111A/ja
Publication of JPH0134407B2publicationCriticalpatent/JPH0134407B2/ja
H03G3/00—Gain control in amplifiers or frequency changers
H03G3/20—Automatic control
H03G3/30—Automatic control in amplifiers having semiconductor devices
H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
Landscapes
Control Of Amplification And Gain Control
(AREA)
Noise Elimination
(AREA)
JP9139481A1981-06-121981-06-12Automatic gain controlling method
GrantedJPS57206111A
(en)