SE308140BSE6911/64ASE691164ASE308140BSE 308140 BSE308140 BSE 308140BSE 6911/64 ASE6911/64 ASE 6911/64ASE 691164 ASE691164 ASE 691164ASE 308140 BSE308140 BSE 308140B
Authority
SE
Sweden
Application number
SE6911/64A
Inventor
E Hugenholtz
Original Assignee
Philips Nv
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 Philips NvfiledCriticalPhilips Nv
Publication of SE308140BpublicationCriticalpatent/SE308140B/xx
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
H—ELECTRICITY
H03—ELECTRONIC CIRCUITRY
H03G—CONTROL OF AMPLIFICATION
H03G3/00—Gain control in amplifiers or frequency changers
H03G3/20—Automatic control
H03G3/30—Automatic control in amplifiers having semiconductor devices