Rca1948FrequencyModu.. - The New Jersey Antique Radio Club

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TPYLON ANTENNA 197so that they are protected from exposure. The feed system has anadvantage when the antenna is being erected. That is, each pair ofsections can be joined on the ground, and the interconnecting line putrtCD POINTS ACROSSCENTER Or EACH SLO" *\CONCCNTAIC LINES,ARE INSIOE IDE ANTCNNA J*——7 fW =(-SECTION 2-SECTIONS 4-SECTIONSFig. 5—Feeder system used for 1, 2, and 4 sections is exceedingly simple.in place. Then it is only necessary to make 2 or 3 connections "inthe air."Successive sections are joined by bolting the end flanges together.All construction work involving arms or loops is eliminated, and no
198 FREQUENCY MODULATION, Volume Isupporting mast is required since the pylon sections are at once mastand radiators.The power gain is indicated in Figure 6 and the horizontal radiationin Figure 8. While the pattern is not exactly circular, this is generallyan advantage since, in any area, there is always one direction18
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FREQUENCY MODULATIONVolume IEdited
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1000-3000 watt FM transmitter—194
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:FREQUENCY MODULATIONVolume ICONTEN
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FREQUENCY MODULATION NOISECHARACTER
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NOISE CHARACTERISTICS 3w na - (u—
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NOISE CHARACTERISTICS 6to the ratio
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NOISE CHARACTERISTICS 7where C = ca
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•NOISE CHARACTERISTICS 9nF naF in
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NOISE CHARACTERISTICS 112G-)F1 aJ.
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ecurrent impulse. It isNOISE CHARAC
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NOISE CHARACTERISTICS 15constant sh
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NOISE CHARACTERISTICS 17/ 1 d(t)- (
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NOISE CHARACTERISTICS 19modulation
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.NOISE CHARACTERISTICS 21vary direc
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NOISE CHARACTERISTICS 23and frequen
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1NOISE CHARACTERISTICS 25curves for
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NOISE CHARACTERISTICS 27not conveni
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NOISE CHARACTERISTICS 29lation rece
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NOISE CHARACTERISTICS 31theoretical
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NOISE CHARACTERISTICS 33sponding or
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NOISE CHARACTERISTICS 35modulation
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NOISE CHARACTERISTICS 37signal was
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NC1SE CHARACTERISTICS .39Since the
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NOISE CHARACTERISTICS 41tude modula
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NOISE CHARACTERISTICS 43frequency m
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phase modulation maintained constan
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FREQUENCY MODULATION 47band pass of
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FREQUENCY MODULATION 49IV.Interfere
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FREQUENCY MODULATION 61frequency in
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FREQUENCY MODULATION 53maximum perm
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FREQUENCY MODULATION 55Frequency Mo
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BAND WIDTH AND READABILITY INFREQUE
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BAND WIDTH AND READABILITY 59The re
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BAND WIDTH AND READABILITY 61Listen
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BAND WIDTH AND READABILITY 63The cu
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VARIATION OF BANDWIDTH WITH MODULAT
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VARIATION OF BANDWIDTH 67
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VARIATION OF BANDWIDTH0.0606 4998 7
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iVARIATION OF BANDWIDTH 71Example:
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ItVARIATION OF BANDWIDTH 73where 6
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whereVARIATION OF BANDWIDTHmEn=—
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Page 187 and 188: A PRETUNED TURNSTILE ANTENNA*tByGeo
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Page 203 and 204: CHARACTERISTICS OF THE PYLON FM ANT
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THE RATIO DETECTOR*!ByStuart Wm. Se
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—PUSH-PULL FREQUENCY MODULATED CI
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APPENDIX IFREQUENCY MODULATIONA Bib
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FREQUENCY MODULATION BIBLIOGRAPHY"F
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FM BIBLIOGRAPHY 511"Input Impedance
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APPENDIX IIFM STATION PLACEMENT AND
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STATION PLACEMENT AND FIELD SURVEY
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