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.)
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 filedfiledCritical
Priority to JP4312576ApriorityCriticalpatent/JPS52126156A/ja
Publication of JPS52126156ApublicationCriticalpatent/JPS52126156A/ja
Publication of JPS5719887B2publicationCriticalpatent/JPS5719887B2/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
H03G3/3068—Circuits generating control signals for both R.F. and I.F. stages
