Amateur radio : how and why of wireless with complete instructions on operation of receiving outfits (1922)
Grainger, Maurice J · New York : James A. McCann · leaf 150
plate variometer and gridvariometer the proper method of tuning in de-sired signals is as follows: First set the coupling of the vario-couplerat maximum degree, or, in other words, theprimary and secondary are as near together aspossible. Tune with the switch knob on boththe primary and secondary,… … imp NF1 11 \ III & A ^wm \ in - o a, >* — S X o 73 C fcfl CD CO o CD i3o AMATEUR RADIO coupler and the grid variometer, is nowmoved slowly until you get greatest signalstrength without distortion. If you desire to tune in radiotelephonemusic you should set the plate variometer wellpast the…
Radio · Amateur radio stations
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