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1.Turnontheradio
2.Extendtheantennafullystraightup
3.SettheBFOswitchtoON.
TORECEIVECW
SPECIALSSB/CWRECEPTIONTECHNIQUES
Manystationstransmitunmodulated
telegraphtransmissionsintheshortwave
band.ToreceivethesespecialMorsecode
characters,theradiousesaspecialcircuit
aoscillator,tomodifythe
transmittedsignalsothatyoucanhearit.
thisparticulartypeoftelegraphtrans-
missioniscalledwave(CW)
transmission.
beat-frequency
continuous
Manystationstransmitvoicesignalswitha
suppressedcarrierinthe.
(SSB),partoftheradiotransmission
spectrumthatliestothesideoftheprimary
frequencysignal.Manyamateurswho
operatetransmitbelow10Mhzgenerally
usethe(LSB).Above10
MHz,theyusuallyusethe
(USB).Commercialutilitystationsgenerally
usetheUSB.Acarrierhastobeaddedto
makethesesignalsaudible.
singlesideband
lowersideband
uppersideband
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