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.)
H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
H01F21/00—Variable inductances or transformers of the signal type
H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
H01F21/04—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by relative movement of turns or parts of windings
Landscapes
Engineering & Computer Science
(AREA)
Power Engineering
(AREA)
Variable-Direction Aerials And Aerial Arrays
(AREA)
Hochfrequenzverstaerker mit einer Rueckkopplung von einem Schwingungskreis aus auf einen in einer vorhergehenden Roehrenstufe liegenden gleichabgestimmten Schwingungskreis