Introduction Ham RadioIntroduction Ham Radio
Lesson 4Lesson 4
Broadcast & Shortwave Broadcast & Shortwave
Shortwave ListeningShortwave Listening
Shortwave radio Shortwave radio operates in the frequency operates in the frequency range of 3-30 mhzrange of 3-30 mhz
In radio, short wavelength corresponds to high In radio, short wavelength corresponds to high frequency given the inverse relationship between frequency given the inverse relationship between frequency and wavelengthfrequency and wavelength
““shortwave radio” is received its name because shortwave radio” is received its name because its wavelengths are shorter than the longer wave-its wavelengths are shorter than the longer wave-lengths used in early radio communications.lengths used in early radio communications.
Band names have evolved as radio technology Band names have evolved as radio technology continued to improve (HF, VHF, UHF, continued to improve (HF, VHF, UHF, Microwave were coined as the technology Microwave were coined as the technology developed. developed.
Broadcast RadioBroadcast RadioThings to RememberThings to Remember
•Operate 24 hours per day, 365 days per year•Commercial or noncommercial•Purpose is to get and hold audience attention•Formats include: rock, easy-listening, progressive•Commercials are an important source of revenue•Coverage areas vary: clear-channel & regional channels•Low power FM channels are reserved for educational broadcasting.•Radio station staff positions: program director, music director, etc.
•Operate 24 hours per day, 365 days per year•Commercial or noncommercial•Purpose is to get and hold audience attention•Formats include: rock, easy-listening, progressive•Commercials are an important source of revenue•Coverage areas vary: clear-channel & regional channels•Low power FM channels are reserved for educational broadcasting.•Radio station staff positions: program director, music director, etc.
Q-CodesQ-Codes QSO QSO – – An on-air conversationAn on-air conversation QTHQTH – – LocationLocation QRMQRM – – Man-made noiseMan-made noise QRNQRN – – Natural noise (static, Natural noise (static,
lightning) lightning) QRZ QRZ – – Who is calling me?Who is calling me? QRP QRP – – Low-power operationLow-power operation QRT QRT – – Signing offSigning off
Shortwave ActivityShortwave Activity
Shortwave broadcasts (am) •5.96 to 6.2 mhz•7.1 to 9.775 mhz•___________________•___________________
Shortwave broadcasts (am) •5.96 to 6.2 mhz•7.1 to 9.775 mhz•___________________•___________________
Aeronautical Stations (USB)•4.65 to 4.75 mhz•5.4 to 5.73 mhz•11.175 to 11.4 mhz•____________________•____________________
Aeronautical Stations (USB)•4.65 to 4.75 mhz•5.4 to 5.73 mhz•11.175 to 11.4 mhz•____________________•____________________
Ship to shore (USB)•6.2 to 6.525 mhz•12.33 to 13.2 mhz•__________________•__________________
Ship to shore (USB)•6.2 to 6.525 mhz•12.33 to 13.2 mhz•__________________•__________________
Military (USB)•5.696 mhz -Search & Rescue •6.5064 mhz -Cost Guard•8.9 to 9.0 mhz -Military aeronautical•BONUS POINTS•__________________________
Military (USB)•5.696 mhz -Search & Rescue •6.5064 mhz -Cost Guard•8.9 to 9.0 mhz -Military aeronautical•BONUS POINTS•__________________________
Assignment: Fill in the blank with a call sign or craft name e-mail to: [email protected] Subject: Shortwave Activity
Assignment: Fill in the blank with a call sign or craft name e-mail to: [email protected] Subject: Shortwave Activity
Broadcast Radio Terms: Broadcast Radio Terms: Part 1Part 1
Cut:Cut: Fade:Fade: Continuity:Continuity: Remote:Remote: Emergency Broadcast System:Emergency Broadcast System:
Assignment: Using the Radio Merit Badge book ISBN: 978-0-8395-3361-0 2007: Read pp55-76 & define the following words then submit to [email protected]: Using the Radio Merit Badge book ISBN: 978-0-8395-3361-0 2007: Read pp55-76 & define the following words then submit to [email protected]
Broadcast Radio Terms: Broadcast Radio Terms: Part 2Part 2
Network:Network: Cue:Cue: Dead Air:Dead Air: PSA:PSA: Playlist:Playlist:
Assignment: Using the Radio Merit Badge book ISBN: 978-0-8395-3361-0 2007: Read pp55-76 & define the following words then submit to [email protected]: Using the Radio Merit Badge book ISBN: 978-0-8395-3361-0 2007: Read pp55-76 & define the following words then submit to [email protected]
