. QST . or Fixed-Station Assembly, page 16, June QST, Rzin the should be two 15K 1-watt resistorsin parallel (not two resistors as listed). 128 Transmit-Receive o» One Antenna WITH AUTOMATIC CHANGEOVER Here is fully automatic electronic antenna changeover fromreceiver to transmitter and vice-versa—Suitable for all powerapplications up to the legal limit. B&Ws new T-R switchis ideal for voice operated SSB—AM phone and break-inCW—all with one antenna. • Ends annoying antenna changeover relay clatter • Lets you select one antenna for receiving andtransmitting—automatically • You g
. QST . or Fixed-Station Assembly, page 16, June QST, Rzin the should be two 15K 1-watt resistorsin parallel (not two resistors as listed). 128 Transmit-Receive o» One Antenna WITH AUTOMATIC CHANGEOVER Here is fully automatic electronic antenna changeover fromreceiver to transmitter and vice-versa—Suitable for all powerapplications up to the legal limit. B&Ws new T-R switchis ideal for voice operated SSB—AM phone and break-inCW—all with one antenna. • Ends annoying antenna changeover relay clatter • Lets you select one antenna for receiving andtransmitting—automatically • You get actual signal gain from 1 mc to 35 mc • Broad band—no tuning or adjustments • Fail-safe device protects final amplifier, low-passfilter, shielded link—antenna load is alwayscoupled to transmitter • Power loss virtually unmeasurable • Operates with either 52 or 75 ohm coax line • Compact—completely self-contained See tt at your distributors or write for literature ^^. Model 380 B&W BARKER & WILLIAMSON, INC. 237 Fairfield Avenue • Upper Darby, Pennsylvania RADIO COURSES FCC LICENSE PREPARATION. COMMERCIAL • CODE BRUSH-UP . AMATEUR • THEORY TELEVISION AND RADIO SERVICING Personal Counseling Approved for Veterans ^MTA TRADE & TECHNICALIflWM SCHOOL of 15 West 63 St. New York 23, N. 2-8117 Catalog T. O. 53rdYear VIKING ADVENTURER
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectradio, bookyear1915
