. QST . MODEL 606-6V Kit $ MODEL 612-12V Kit $ (fob factory) • 500 VDC 225 Ma. •k No battery drain onstandby •k Instant start, stop —no waiting ■k Communications typeVibrator ir Small ind 14 lbs. ir Size 6 X 7 X 6%. 6x9 •k Complete power supply • 6 Volt input •k Output power selector #1 500 V -25 #2 400 V 170 Ma. i( Built in relay for remotecontrol ir On-off sw for local control ♦ 700 Volt filter condensers ir Extra heavy dutyVibrator. Order from PALCO ENGINEERING, INC. CARMEL, INDIANA GET INTO ELECTRONICS You can enter this uncrowded, i
. QST . MODEL 606-6V Kit $ MODEL 612-12V Kit $ (fob factory) • 500 VDC 225 Ma. •k No battery drain onstandby •k Instant start, stop —no waiting ■k Communications typeVibrator ir Small ind 14 lbs. ir Size 6 X 7 X 6%. 6x9 •k Complete power supply • 6 Volt input •k Output power selector #1 500 V -25 #2 400 V 170 Ma. i( Built in relay for remotecontrol ir On-off sw for local control ♦ 700 Volt filter condensers ir Extra heavy dutyVibrator. Order from PALCO ENGINEERING, INC. CARMEL, INDIANA GET INTO ELECTRONICS You can enter this uncrowded, interesting field. Defense expan-sion, new developments demand trained specialists. Study allphases radioes electronics theory and practice: TV; FM; broad-casting; servicing; aviation, marine, police radio. 18-monthcourse. Graduates in demand by major companies. orequivalent required. Begin Jan., March. June, Sept. Campuslife. Write for Catalog. VALP.\RAISO TECHNICAL INSTITUTEDept. TN Valparaiso, Ind. WHEN YOU SEND . . send with the VIBROPLEX SEMI-AUTOMATICKEY Twiceas easyas handsending SENDING is easiest and best when you sendwith the new Vibroplex semi-automatic key,because it does all the arm-tiring work for you — automati-cally. It sends better, easier and faster. Relieves nervous andmuscular tension while sending. Ends sending fatigue. Nospecial skill needed; no arm-tiring effort involverl. Built forlong life and rough usage. Ised anrl recommended by thousandsof op
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectradio, bookyear1915
